.zxs {
    /*width:1000px;*/
    background: white;
    border: 1px solid #ddd;
    /* padding: 0px 15px; */
    margin: 0px auto 20px;
    min-height: 500px;
}

.zxs .n {
    text-align: center;
    font-size: 18px;
    font-weight: normal;
    margin-bottom: 2px;
}

.zxs_cnt .d {
    position: relative;
    color: var(--color-secondary-text);
    font-size: 16px;
    border-bottom: 1px solid #fff;
    clear: left;
}

.zxs_cnt .box {
    flex: 1;
    display: flex;
    justify-content: space-between;
}

.zxs .titi {
    padding-right: 10px;
    box-sizing: border-box;
    cursor: pointer;
}

.zxs_cnt .box .btnBox {
    flex: 1;
    display: flex;
    justify-content: space-between;
}

.zxs_cnt .box .btnBox > div:nth-of-type(2) {
    flex: 1;
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-right: 40px;
    padding-left: 20px;
    box-sizing: border-box;
}

.zxs_cnt .box .btnBox > div:nth-of-type(2) > div {
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
}

.zxs_cnt .box .btnBox > div:nth-of-type(2) > .unitStudy {
    position: absolute;
    top: 52%;
    right: -30px;
    transform: translateY(-50%);
}

.zxs_cnt .box .btnBox > div:nth-of-type(2) > i:last-of-type {
    position: absolute;
    top: 50%;
    right: -30px;
    transform: translateY(-50%);
}

.zxs_cnt .box .btnBox .float {
    margin: 0 !important;
}

.zxs_cnt .correctProgressBox {
    width: 354px;
}

.zxs_cnt .correctProgress {
    display: flex;
    justify-content: space-between;
}

.zxs_cnt .correctProgress span:first-of-type {
    width: 220px;
}

.zxs_cnt .correctProgress span:last-of-type {
    flex: 1;
}

.zxs_cnt .d .state_i {
    background: url('/Images/z2.png') no-repeat;
    display: inline-block;
    width: 19px;
    height: 13px;
    margin-right: 10px;
    float: left;
}

.zxs_cnt .l {
    width: 102px;
}

.zxs_cnt .l i {
    display: inline-block;
    /* padding-left: 17px; */
    height: 18px;
    cursor: pointer;
    vertical-align: -3px;
    margin-right: 2px;
}

.zxs_cnt .l .i1 {
    /* background: url('/Images/z5.png') no-repeat; */
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .l .i2 {
    /* background: url('/Images/z6.png') no-repeat; */
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .l .i3 {
    margin-left: 0px;
    margin-right: 0px;
    background-position: 0px 5px;
}

.zxs_cnt .l .i4 {
    background: url('/Images/z9.png') no-repeat;
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .l .i5 {
    /* background: url('/Images/z7.png') no-repeat; */
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .l .i6 {
    background: url('/Images/z7.png') no-repeat;
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .float {
    height: 25px;
    line-height: 25px;
}

.book-title {
    color: var(--color-secondary-text);
    text-align: center;
    font-weight: bold;
    font-size: 16px;
    padding-top: 20px;
}

.zxs_cnt .active2.i1 {
    /* background: url('/Images/z3.png') no-repeat; */
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .active2.i2 {
    /* background: url('/Images/z4.png') no-repeat; */
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .active2.i4 {
    background: url('/Images/z10.png') no-repeat;
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .active2.i5 {
    /* background: url('/Images/z8.png') no-repeat; */
    background-size: 12px;
    background-position: 0px 5px;
}

.zxs_cnt .cnt {
    background: #f7f7f7;
    color: #6f6f6f;
    padding: 20px 30px;
    font-size: 16px;
    line-height: 24px;
    display: inline-block;
    width: 94.8%;
}

.zxs_cnt .cnt > td {
    text-align: left;
}

/*.zxs_cnt .cnt p{text-indent: 2em}*/
/* .zxs_cnt .eRecommod {
    position: absolute;
    margin-top: 23px;
    margin-left: 523px;
    left: -80px;
} */

/*Custom AIE color icon --add by zh*/
i.aie-icon-unrated {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/unrated.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-inadequate {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/inadequate.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-weak {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/weak.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-fair {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/fair.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-good {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/good.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-excellent {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/excellent.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-master {
    width: 16px;
    height: 16px;
    display: inline-block;
    /* Required to make a span sizeable */
    vertical-align: top;
    background-repeat: no-repeat;
    background-position: left;
    background-image: url('/Plugins/dynatree/src/skin/master.gif');
    background-position: 0 2px;
    margin-right: 8px;
    float: left;
}

i.aie-icon-folder {
    background-position: 0px -14px;
}

/* .zxs_cnt .d.second .d_title {
    padding-left: 39px;
    background: #d8e6de;
} */

/* 学生端智习室一级标题 */
.zxs_cnt .d .d_title {
    padding-left: 20px !important;
    display: flex;
    justify-content: space-between;
    padding: 9px 0px 9px 15px;
    background: var(--color-secondary-secondary);
}

/* 学生端智习室二级标题 */
.zxs_cnt .e .d_title {
    padding-left: 40px !important;
    display: flex;
    justify-content: space-between;
    padding: 9px 0px 9px 15px;
    background: var(--color-secondary-tertiary);
}

/* 学生端智习室三级标题 */
.zxs_cnt .f .d_title {
    padding-left: 60px !important;
    display: flex;
    justify-content: space-between;
    padding: 9px 0px 9px 15px;
    background: var(--color-secondary-fourthly);
}

/* 学生端智习室四级标题 */
.zxs_cnt .m .d_title {
    padding-left: 80px !important;
    display: flex;
    justify-content: space-between;
    padding: 9px 0px 9px 15px;
    background: var(--color-secondary-fifth);
}

.zxs_cnt .d .d_title .titi {
    width: 379px;
}

.zxs_cnt .e .d_title .titi {
    width: 359px;
}

.zxs_cnt .f .d_title .titi {
    width: 339px;
}

/* .zxs_cnt .d_title .titt{
    border: 1px solid #000;
} */
/* .zxs_cnt .d .float {
    float: right;
    position: relative;
    left: -65px;
}

.zxs_cnt .d .p {
    position: absolute;
    right: 15px;
    top: 9px;
}

.zxs_cnt .e .d_title {
    background: #bedbc9;
    padding-left: 30px;
}

.zxs_cnt .f .d_title {
    background: #d8e6de;
    padding-left: 45px;
}

.zxs_cnt .m .d_title {
    background: #eff4ed;
    padding-left: 60px;
}

.zxs_cnt .active {
    background: #5da479;
    color: #fff;
}

.zxs_cnt .titi {
    cursor: pointer;
    text-decoration: underline;
} */

@media screen and (max-width: 1190px) {
    .sub-1-3 {
        width: 170px !important;
    }

    .third .p .correct {
        width: 230px !important;
    }

    .third .threeRight {
        padding-left: 125px !important;
    }

    .third .threeRight .l {
        margin-left: 23px;
    }

    .zxs_cnt .titi {
        width: 190px !important;
    }
}

.num {
    display: inline-block;
    height: 18px;
    padding: 0 8px;
    background: #ff673a;
    color: #fff;
    text-decoration: none;
    border-radius: 18px;
    margin-left: 15px;
    line-height: 17px;
    font-size: 11px;
}

.num1 {
    display: inline-block;
    height: 18px;
    padding: 0 8px;
    background: #ffca28;
    color: #fff;
    text-decoration: none;
    border-radius: 18px;
    margin-left: 15px;
    line-height: 17px;
    font-size: 11px;
}

.zxs_cnt .titi:hover {
    color: var(--color-assist-primary);
}

.book_name .titi {
    cursor: default;
}

.book_name .d .d_title {
    background: #c4e9e0;
    color: #fff;
}

.introduction {
    position: absolute;
    top: 26px;
    right: 8px;
    font-size: 14px;
    width: 120px;
    height: 135px;
    background: url('/Images/Englishtest/ic-box.png') no-repeat center;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    padding: 10px 0;
    box-sizing: border-box;
}

.introduction div {
    color: #888888;
    display: flex;
    align-items: center;
    width: 90px;
}

.icon-tips {
    position: absolute;
    top: 9px;
    right: 40px;
    font-size: 14px;
    color: var(--color-secondary-text);
    display: flex;
    align-items: center;
    justify-content: space-between;
    /* width: 75px; */
    cursor: pointer;
}

.tip-icon {
    height: 10px;
    width: 15px;
    background-color: #ff673a;
    border-radius: 8px;
}

.tip-icon1 {
    height: 10px;
    width: 15px;
    background-color: #ffca28;
    border-radius: 8px;
}

.tip-icon2 {
    height: 15px;
    width: 15px;
}

.recommend {
    text-align: center;
    clear: both;
    display: none;
}

.recommend input {
    background: var(--color-assist-primary);
    color: white;
    border: none;
    padding: 10px 22px;
    /*width: 120px;*/
    font-size: 14px;
    text-align: center;
    cursor: pointer;
    margin: 30px 10px;
    border-radius: 4px;
}

.recommend .practice_Excellent {
    background: var(--color-assist-secondary);
}

.recommend .practice_Basis {
    background: #ffca28;
}

.book_name .titi:hover {
    color: var(--color-secondary-primary);
}

.state {
    display: block;
    position: relative;
    margin-left: 10px;
    background: url('/Images/state.gif') no-repeat;
    width: 130px;
    height: 20px;
    line-height: 20px;
    color: #fff;
    text-indent: 5px;
    font-size: 11px;
}

.state em {
    color: #797777;
    position: absolute;
    right: 0;
    top: 0;
    height: 20px;
    line-height: 20px;
    background: #e9e9e9;
    display: block;
    text-align: center;
    font-size: 12px;
}

.scroltTop {
    position: fixed;
    margin-left: 1170px;
    bottom: 20px;
    z-index: 9;
}

a.external {
    display: block;
    background: url('/Images/index/scrtool.png') no-repeat;
    width: 40px;
    height: 40px;
    text-indent: -999em;
}

a.external:hover {
    background: url('/Images/index/scrtol1.png') no-repeat;
}

.tab_new {
    border-top: 0 none;
}

.learn_tab {
    border-top: 2px solid #999;
    border-bottom: 1px solid #e6e6e6;
    height: 28px;
}

.tab_new .choiced {
    background: #5bb587;
    color: #fff;
}

.tab_new a {
    border-top: 1px solid #e6e6e6;
}

.learn_tab a {
    display: inline-block;
    width: 95px;
    height: 28px;
    border-right: 1px solid #ccc;
    text-align: center;
    line-height: 24px;
    color: #72bd8b;
}

img {
    vertical-align: middle;
}

/*.content_c .zf_e,.studyMaterial .zf_e:hover {background-position: 5px -1px;}*/
.content_c .jc_edit {
    background-position: 5px;
    right: 10px;
    margin-top: 6px;
    color: #000;
    white-space: nowrap;
}

.content_c .jc_edit:hover {
    background-position: 5px;
}

.studyMaterial {
    background: var(--color-secondary-fifth);
    height: 37px;
}

.studyMaterial > i {
    display: inline-block;
    width: 16px;
    height: 16px;
    background: url('/images/study.png') no-repeat;
    vertical-align: top;
    margin-right: 10px;
    margin-left: 35px;
}

.konwbj tr td:nth-child(2) {
    color: #000;
}

.content_no {
    height: 30px;
    line-height: 30px;
    text-align: center;
    background: #f7f7f7;
}

.first > .e + .studyMaterial > i {
    margin-left: 20px;
}

.detailStudyingKn > li {
    text-align: left;
    display: inline-block;
    border: 1px solid #dcdcdc;
    height: 40px;
    line-height: 35px;
    width: 100%;
    padding: 0px 15px;
    margin: 5px 0;
    box-sizing: border-box;
}

.detailStudyingKn > li > a {
    color: #666;
    border-bottom: 1px dashed #58aef0;
}

.studyMaterial b {
    float: right;
    margin: 5px 20px 0 0;
    font-weight: normal;
    cursor: pointer;
    padding: 0px 20px;
    line-height: 25px;
    border: solid 1px var(--color-secondary-primary);
}

.studyMaterial b:hover {
    border: solid 1px #bbb;
}

.jbox .jbox-title-panel {
    background: var(--color-secondary-primary) !important;
}

.jbox-button {
    background: var(--color-secondary-primary) !important;
    color: #fff !important;
}

.JB_container {
    margin-left: 630px;
    margin-top: 20px;
}

a.zf_e_JB {
    padding-left: 27px;
    background: url('/Images/zf.png') 10px 0px no-repeat;
    color: #444444;
}

span.jc_edit_JB {
    background: url('/Images/jc2.png') 10px 0px no-repeat;
    padding-left: 27px;
    cursor: pointer;
}

a.zf_e_JB:hover {
    background: url('/Images/zf2.jpg') 10px 0px no-repeat;
    color: var(--color-secondary-primary);
}

span.jc_edit_JB:hover {
    background: url('/Images/jc3.jpg') 10px 0px no-repeat;
    color: var(--color-secondary-primary);
}

.zxs_list_b > .group {
    width: 100%;
    height: 37px;
    line-height: 37px;
    background-color: #fff;
    padding-left: 0;
    font-size: 14px;
    box-sizing: border-box;
}

.zxs_list_b > .group > .group_item {
    padding: 3px 15px;
    border: 1px solid #cdeee6;
    color: #5da478;
}

.zxs_list_b > .group > .group_item:hover {
    /*color: #fff;*/
    /*background:#5daff9;*/
    border: 1px solid #5da478;
}

.zxs_list_b > .group > .current {
    background: #5da478;
    color: #fff;
    border: 1px solid #5da478;
    cursor: default;
}

.zxs_list_b > .group > span:nth-child(2) {
    /*padding-left:34px;*/
}

.zxs_list_b > .group > span {
    cursor: pointer;
}

.kn-all {
    width: 264px;
    border: 2px solid #eff1f0;
    float: left;
}

.kn-all > .kn-top > div {
    width: 131px;
    margin: 0 auto;
    width: 205px;
}

.stu-analysis {
    margin-top: 13px;
}

.kn-top > div span {
    display: inline-block;
    margin: 0 3px;
    color: #000;
    font-size: 13px;
}

.kn-all > div span > em {
    display: inline-block;
    width: 14px;
    height: 12px;
    margin-right: 2px;
    background: #f50;
    vertical-align: middle;
}

.kn-top {
    background: rgb(240, 240, 240);
    height: 47px;
    line-height: 20px;
    padding-top: 3px;
}

.kn-all > div span:first-child > em {
    background: #008000;
}

.kn-all > div span:nth-child(2) > em {
    background: #3a0;
}

.kn-all > div span:nth-child(3) > em {
    background: #73c673;
}

.kn-all > div span:nth-child(5) > em {
    background: #9c3;
}

.kn-all > div span:nth-child(6) > em {
    background: #ffca28;
}

.kn-all > div span:nth-child(8) > em {
    background: #ccc;
}

/*.kn-all>div span:first-child>em{
    background: #3a0;
}
.kn-all>div span:nth-child(3)>em{
  background: #9c3;
}
.kn-all>div span:nth-child(2)>em{
     background: #73C673;
}
.kn-all>div span:nth-child(5)>em{
  background: #FFCA28;
}
.kn-all>div span:nth-child(7)>em{
 background: #ccc;
}*/

.btn-sure {
    display: block;
    background-color: #63abe5;
    width: 65px;
    height: 25px;
    line-height: 25px;
    text-align: center;
    border-radius: 3px;
    padding: 5px 15px;
    color: #fff;
    margin-bottom: 10px;
    cursor: pointer;
}

.stu-stu {
    float: right;
    margin-left: 22px;
}

.stu-analysis:after {
    display: block;
    clear: both;
    content: '';
}

.stu-stu {
    width: 73%;
}

.stu-stu thead {
    height: 35px;
    line-height: 35px;
    background-color: #63abe5;
    color: #fff;
}

.stu-stu > table {
    width: 100%;
}

.stu-stu thead th {
    font-weight: normal;
    font-size: 17px;
}

.stu-stu thead th:nth-child(4),
.stu-stu thead th:nth-child(5),
.stu-stu thead th:nth-child(6) {
    text-decoration: underline;
}

.stu-stu tbody tr {
    height: 37px;
    line-height: 37px;
}

.stu-stu tbody .mark {
    display: inline-block;
    width: 16px;
    height: 12px;
}

.stu-stu tbody tr > td:nth-child(1) {
    color: #fbb040;
    font-size: 16px;
    font-style: italic;
    font-weight: bold;
    text-align: center;
}

.stu-stu tbody tr > td {
    text-align: center;
    height: 42px;
    line-height: 42px;
}

.stu-stu tbody tr > td:first-child {
    position: relative;
}

.stu-stu tbody tr > td:last-child > span {
    display: inline-block;
    height: 18px;
    padding: 0 8px;
    background: #ff673a;
    color: #fff;
    text-decoration: none;
    border-radius: 18px;
    margin-left: 5px;
    line-height: 17px;
    font-size: 11px;
}

.stu-stu tbody tr:nth-child(2n-1) {
    background-color: #f4f4f4;
}

.stu-stu tbody tr:hover {
    background-color: #d8eaf8;
}

.stu-stu tbody {
    border: 1px solid #ebebeb;
}

.mess {
    background: url('/Images/messageIcon.png') no-repeat;
    width: 60px;
    height: 60px;
}

/*tr>td:first-child>div:first-child{
    position: absolute;
    top:-5px;
    left: -50px;
}*/
.stu-stu .cck-box-c {
    vertical-align: -12px;
}

.stu-stu .float {
    margin: 0 auto;
}

.selfstudy-stu .layui-layer-title {
    background-color: var(--color-secondary-primary);
    height: 25px;
    line-height: 25px;
    font-size: 12px;
    padding: 0;
}

.selfstudy-stu .layui-layer-title > div {
    height: 25px;
    line-height: 25px;
    color: #fff;
}

.selfstudy-stu .layui-layer-title > div > i {
    background: url(/Plugins/jBox/Skins/Default/images/jbox-title-icon.gif) no-repeat scroll 3px 5px
        transparent;
    display: inline-block;
    width: 18px;
    height: 17px;
}

.first > .stu-self > div {
    background-color: var(--color-secondary-fourthly);
    color: var(--color-secondary-primary);
}

.second > .stu-self > div {
    background-color: var(--color-secondary-fourthly);
    color: var(--color-secondary-primary);
}

.third .d_title {
    /* background: #eff4ed !important;
  padding-left: 58px !important; */
    background: #eff4ed;
    padding-left: 58px;
}

.third .p {
    flex: 1px;
    display: flex;
    justify-content: start;
}

.third .p .correct {
    width: 200px;
}

.third .threeRight {
    padding-left: 152px;
    padding-right: 91px;
    flex: 1px;
    display: flex;
    justify-content: space-between;
}

.third > .stu-self > div {
    background-color: var(--color-secondary-fourthly);
    color: var(--color-secondary-primary);
}

.stu-self > div {
    padding: 8px 22px;
    background-image: url(/images/jian.png);
    background-position: 0px -2px;
    background-repeat: no-repeat;
    color: #fff;
    border-radius: 3px;
    height: 30px;
    box-sizing: border-box;
    line-height: 15px;
    margin-top: 3.5px;
    cursor: pointer;
}

.stu-self > div.hr {
    background-image: none;
    margin-left: 20px;
}

.stu-self > div.ar {
    background-image: none;
    margin-left: 20px;
}

.stu-self > div.tr {
    background-image: none;
    margin-left: 20px;
}

.selfstudy-stu .layui-layer-setwin {
    top: 6px;
}

.detail-kn .top > span {
    height: 31px;
    display: inline-block;
    width: 97px;
    border-radius: 3px;
    font-size: 13px;
    line-height: 31px;
    text-align: center;
    margin-right: 14px;
    background-color: #f6f6f6;
    cursor: pointer;
}

.detail-kn .top > span.current {
    background-color: var(--color-secondary-primary);
    color: #fff;
}

.detail-kn .top > span:first-child.current > i {
    background-position: -160px 0;
    vertical-align: -9px;
}

.detail-kn .top > span:nth-child(2).current > i {
    background-position: -190px 0;
    vertical-align: -9px;
}

.detail-kn .top > span:nth-child(3).current > i {
    background: url(/Images/alldate_1.png) no-repeat 3px 3px;
}

.detail-kn .top > span:first-child > i {
    background-position: -304px 2px;
}

.detail-kn .top > span:nth-child(3) > i {
    background-position: -225px 2px;
}

.detail-kn .top > span > i {
    display: inline-block;
    width: 23px;
    height: 23px;
    background: url(/Images/spirts2.png) no-repeat -273px 2px;
    vertical-align: -7px;
    margin-right: 7px;
}

.detail-kn .top > span:nth-child(3) > i {
    display: inline-block;
    width: 23px;
    height: 23px;
    background: url(/Images/alldate_2.png) no-repeat 3px 3px;
    vertical-align: -7px;
    margin-right: 7px;
}

.detail-kn > div:first-child {
    padding: 15px 18px 0 18px;
}

.detail-kn .top {
    height: 44px;
}

.detail-kn .content,
.detail-kn .history,
.detail-kn .detail-his {
    height: 388px;
    border-top: 1px solid #eeeeee;
    overflow: auto;
}

.detail-kn > .bottom {
    height: 44px;
    background-color: #eeeeee;
    line-height: 44px;
    padding-left: 18px;
    font-size: 13px;
    color: #3f3f3f;
}

.detail-kn > .bottom span > i {
    display: inline-block;
    width: 32px;
    height: 32px;
    background: url(/images/spirts2.png) no-repeat -103px -38px;
    vertical-align: -10px;
    margin-left: 8px;
    margin-right: 2px;
    cursor: pointer;
}

.detail-kn > .bottom > div > span:first-child > i.on {
    background-position: -66px -38px;
}

.detail-kn > .bottom > div > span:nth-child(2) > i.on {
    background-position: 0px -38px;
}

.detail-kn > .bottom > div > span:first-child {
    margin-right: 10px;
}

.detail-kn > .bottom > div > span:nth-child(2) > i {
    background-position: -33px -38px;
}

.detail-kn > .bottom > div > span:nth-child(2) {
    margin-right: 61px;
    margin-left: 9px;
}

.detail-kn > .bottom > span:nth-child(4) {
    float: right;
    margin-right: 16px;
    background-color: var(--color-assist-secondary);
    padding: 0 16px;
    font-size: 13px;
    color: #fff;
    text-align: center;
    height: 26px;
    line-height: 26px;
    margin-top: 9px;
    border-radius: 3px;
    cursor: pointer;
}

.detail-kn > .bottom .back {
    margin-left: 200px;
    background-color: var(--color-assist-secondary);
    padding: 0 16px;
    font-size: 13px;
    color: #fff;
    text-align: center;
    height: 26px;
    line-height: 26px;
    border-radius: 3px;
    cursor: pointer;
}

.detail-kn > .bottom > span > b {
    display: inline-block;
    width: 24px;
    height: 23px;
    background: url(/Images/spirts2.png) no-repeat -39px -8px;
    vertical-align: -7px;
    cursor: pointer;
}

.detail-kn > .bottom > span > b.on {
    background-position: -4px -8px;
}

.detail-kn .content > p,
.detail-kn .detail-his > p {
    font-size: 14px;
    color: #3f3f3f;
    margin: 17px;
}

.detail-kn .content > p > span,
.detail-kn .detail-his > p > span {
    margin-left: 25px;
    cursor: pointer;
}

.detail-kn .content > p > span > i,
.detail-kn .detail-his > p > span > i {
    display: inline-block;
    width: 20px;
    height: 19px;
    background: url(/images/add-follow.png) no-repeat;
    vertical-align: middle;
    margin-right: 3px;
}

.detail-kn .content > div {
    font-size: 14px;
    margin: 0 10px 10px 18px;
}

.jbox-body {
    z-index: 20000000000000 !important;
}

.detail-kn table {
    width: 100%;
    text-align: center;
    border: 1px solid #eee;
    font-size: 13px;
}

.detail-kn table tr {
    height: 30px;
}

.detail-kn table > thead > tr {
    background-color: var(--color-secondary-primary);
    color: #fff;
}

.detail-kn table > thead > tr > th {
    font-weight: normal;
    text-decoration: underline;
    cursor: pointer;
}

.detail-kn table tbody tr > td:nth-child(1) span {
    cursor: pointer;
}

.detail-kn table tbody tr > td:nth-child(1) span:hover {
    color: var(--color-secondary-primary);
}

.detail-kn table > thead > tr > th[data-flag='down'],
.detail-kn table > thead > tr > th[data-flag='up'] {
    background-color: #686c75;
}

.detail-kn table > thead > tr > th:first-child,
.detail-kn table > thead > tr > th:last-child {
    text-decoration: none;
    cursor: default;
}

.detail-kn table > tbody > tr:nth-child(2n-1) {
    background-color: #eee;
}

.detail-kn table > tbody > tr > td:nth-child(3) > b {
    display: inline-block;
    width: 25px;
    height: 25px;
    background: url(/images/spirts2.png) no-repeat -30px -4px;
    background-size: 410px;
    margin-top: 5px;
}

.detail-kn table > tbody > tr > td:nth-child(3) > b.on {
    background-position: -1px -4px;
}

.detail-kn table > tbody > tr > td:nth-child(4) > b {
    display: inline-block;
    width: 24px;
    height: 25px;
    background: url(/images/spirts2.png) no-repeat -30px -4px;
    background-size: 410px;
    margin-top: 5px;
}

.detail-kn table > tbody > tr > td:nth-child(4) > b.on {
    background-position: -102px 3px;
}

.detail-kn table > tbody > tr > td:first-child i {
    display: inline-block;
    width: 25px;
    height: 25px;
    background: url(/images/spirts2.png) no-repeat -225px 2px;
    vertical-align: middle;
    margin-left: 25px;
    margin-right: 9px;
}

.detail-kn .content > p > span.on > i,
.detail-kn .detail-his > p > span.on > i {
    background: url(/images/followed.png) no-repeat;
}

.detail-kn .lookup {
    background-color: var(--color-assist-secondary);
    padding: 5px 8px;
    color: #fff;
    cursor: pointer;
    border-radius: 3px;
    margin-left: 750px;
}

.detail-kn .bottom > .understand {
    display: inline-block;
}

.detail-kn .back {
    display: none;
}

#toggleOne.no {
    background-color: #cec9bc;
    cursor: default;
}

.no-tui {
    text-align: center;
}

.detail-kn > .bottom .toggleOne.no-toggle {
    background: rgba(177, 168, 168, 0.47);
    cursor: pointer;
}

span.sr_tabs {
    padding: 6px 20px;
    display: inline-block;
    border-right: 1px solid #eee;
    cursor: pointer;
    font-size: 13px;
}

span.sr_tabs:hover {
    background: var(--color-secondary-primary);
    color: #fff;
}

span.sr_tabs_c {
    background: var(--color-secondary-primary);
    color: #fff;
}

.li-resouces {
    position: relative;
}

.btn-publish-task {
    position: absolute;
    left: -70px;
    background-color: #666;
    color: #fff;
    display: inline-block;
    padding: 0px 8px;
    font-size: 11px;
    line-height: 12px;
    border-radius: 10px;
    cursor: pointer;
    top: 5px;
    display: none;
    width: 110px;
    text-align: center;
    z-index: 20000;
    text-align: left;
}

.btn-publish-task span {
    display: inline-block;
    margin: 8px 0;
}

.btn-publish-task span:hover {
    color: #ccc;
}

.btn-publish-task-1 {
    position: absolute;
    left: -70px;
    background-color: #666;
    color: #fff;
    display: inline-block;
    padding: 0px 8px;
    font-size: 11px;
    line-height: 12px;
    border-radius: 10px;
    cursor: pointer;
    top: 5px;
    display: none;
    width: 110px;
    text-align: center;
    z-index: 20000;
    text-align: left;
}

.btn-publish-task-1 span {
    display: inline-block;
    margin: 8px 0;
}

.btn-publish-task-1 span:hover {
    color: #ccc;
}

.btn-publish-task-2 {
    position: absolute;
    left: -120px;
    background-color: #666;
    color: #fff;
    display: inline-block;
    padding: 0px 8px;
    font-size: 11px;
    line-height: 12px;
    border-radius: 10px;
    cursor: pointer;
    top: 5px;
    display: none;
    width: 110px;
    text-align: center;
    z-index: 20000;
    text-align: left;
}

.btn-publish-task-2 span {
    display: inline-block;
    margin: 8px 0;
}

.btn-publish-task-2 span:hover {
    color: #ccc;
}

.cbx-resouce {
    margin-right: 5px;
}

.a-sel-student {
    margin-left: 5px;
    border-bottom: 1px solid blue;
    font-size: 12px;
    color: blue;
}

.student-list {
    display: none;
    background-color: #777;
    color: #fff;
    position: absolute;
    margin-left: 215px;
    top: 0px;
    padding: 10px 12px;
    width: 120px;
    line-height: 23px;
    overflow: auto;
    z-index: 100;
    /*height: 270px;*/
    cursor: default;
    margin-top: 5px;
}

.student-list .confirm-btn {
    text-align: center;
    border: 1px solid #fff;
    cursor: pointer;
    display: none;
}

.study-task {
    margin-top: 10px;
}

.study-task table {
    border: 1px solid #ccc;
}

.study-task table thead tr {
    background-color: #62abe5;
    color: #fff;
}

.study-task table th,
.study-task table td {
    padding: 5px;
    text-align: center;
}

.study-task table td.xuhao {
    font-size: 16px;
    font-style: italic;
    color: #fbb040;
    font-weight: bold;
}

.study-task table td u {
    cursor: pointer;
}

.study-task .back_to_tasks {
    float: right;
    color: rgb(98, 171, 229);
    margin-bottom: 5px;
    line-height: 25px;
    margin-right: 10px;
    cursor: pointer;
}

.study-task .task-name {
    float: left;
    font-weight: bold;
    font-size: 15px;
    margin-left: 10px;
}

/*20190417补充*/
.content_c .detailStudyingKn .li-resouces {
    display: block;
}

.detailStudyingKn li {
    color: #666;
}

.detailStudyingKn select {
    color: #666;
    border: none;
    appearance: none;
    -moz-appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    margin-top: -4px;
    padding: 0 0px;
    width: 85%;
    text-align: left;
    padding-left: 30px;
}

.detailStudyingKn select:hover {
    border: solid 1px #ccc;
}

.detailStudyingKn > li > table {
    margin: -7px 0;
}

.detailStudyingKn .li_head {
    border: none;
    padding: 0px 0px 0px 100px;
    margin-bottom: -5px;
}

.detailStudyingKn .li_head > table {
    width: 100%;
}

.detailStudyingKn .li_head > table td.li_firstChirld {
    width: 50%;
    text-align: left;
    padding-left: 40px;
}

.detailStudyingKn .li_head > table td.li_secondChirld {
    width: 14%;
}

.detailStudyingKn .li_head > table td.li_thirdChirld {
    width: 14%;
    position: relative;
}

.detailStudyingKn .li_head > table td.li_thirdChirld img {
    width: 10px;
    position: absolute;
    top: 19px;
    left: 115px;
}

.detailStudyingKn .li_head > table td.li_fourthChirld {
    width: 16%;
    position: relative;
}

.detailStudyingKn .li_head > table td.li_fourthChirld img {
    width: 10px;
    position: absolute;
    top: 19px;
    left: 138px;
}

.detailStudyingKn .li_head td {
    padding-bottom: 0;
}

.detailStudyingKn li .inf_table {
    float: right;
    width: 44%;
}

.detailStudyingKn li .inf_table .duration {
    padding-top: 5px;
    width: 30%;
}

.detailStudyingKn li .inf_table .difficulty {
    width: 30%;
}

.detailStudyingKn li .inf_table .source {
    padding-top: 5px;
    width: 70%;
}

.studyMaterial img {
    width: 15px;
    margin: 0 0 4px 8px;
}

/*20191015更新教师可切换到学生选择知识点作为学习任务*/
.d_title .taskInput {
    float: left;
    /*display:none;*/
    /* margin-top: 7px; */
    margin-right: 5px;
}

.studyTaskContent {
    padding-left: 30px;
    padding-right: 10px;
    border-top: 1px dashed #ccc;
    padding-top: 30px;
    padding-bottom: 15px;
    color: #616161;
    position: relative;
}

#divStudyTaskContent .backTitle {
    height: 35px;
}

#divStudyTaskContent lable {
    float: left;
    margin-right: 5px;
}

#divStudyTaskContent .title {
    cursor: pointer;
}

#divStudyTaskContent .title i {
    float: left;
    width: 16px;
    height: 16px;
    background: url(/Images/iconsp.png) no-repeat -362px -48px;
    margin-right: 5px;
    margin-top: 4px;
}

#divStudyTaskContent .show i {
    float: left;
    width: 16px;
    height: 16px;
    background: url(/Images/iconsp.png) no-repeat -381px -48px;
    margin-right: 5px;
    margin-top: 4px;
}

#divStudyTaskContent .analysis {
    margin-top: 15px;
}

#divStudyTaskContent .analysis table {
    border: none;
}

.studyTaskContent .thisType0 {
    position: absolute;
    right: 10px;
    top: 10px;
    background: url(/Images/fbtpic.png) no-repeat 15px;
    padding-left: 40px;
}

.studyTaskContent .thisType1 {
    position: absolute;
    right: 10px;
    top: 10px;
    background: url(/Images/video2.png) no-repeat 10px;
    padding-left: 40px;
}

.studyTaskContent .thisType2 {
    position: absolute;
    right: 10px;
    top: 10px;
    background: url(/Images/knowledge.png) no-repeat 10px;
    padding-left: 40px;
    background-size: 20px;
}

#deleteAll {
    text-decoration: underline;
    background: url(/Images/deleteErrorQuestions.png) no-repeat;
    padding-left: 24px;
    background-size: 20px;
    margin-left: 30px;
}

#divStudyTaskList #checkAll,
#divStudyTaskList #deleteAll,
#divStudyTaskList .checkBox {
    cursor: pointer;
}

.alert-choose {
    padding: 25px 40px;
    font-size: 14px;
}

.not_receiver,
.receiver {
    display: inline-block;
    width: 400px;
    height: 440px;
    box-sizing: border-box;
    position: relative;
    float: left;
}

.not_receiver {
    margin-right: 30px;
    margin-left: 8px;
}

.not_receiver_content,
.receiver_content {
    width: 100%;
    height: 93%;
    border: 1px solid #ccc;
    margin-bottom: 15px;
    margin-top: 5px;
    padding-bottom: 5px;
    box-sizing: border-box;
    border-radius: 10px;
    padding: 12px 12px 12px 10px;
    overflow-y: scroll;
}

.not_receiverList,
.receiverList {
    display: inline-block;
    box-sizing: border-box;
    background-color: #f7f8f8;
    width: 112px;
    height: 26px;
    line-height: 26px;
    text-align: center;
    color: #555555;
    margin: 0px 0px 0px 5px;
    cursor: pointer;
    white-space: nowrap;
    text-overflow: ellipsis;
    -o-text-overflow: ellipsis;
    overflow: hidden;
    border-radius: 4px;
    padding: 0 8px;
}

.not_receiverList:hover,
.receiverList:hover {
    background-color: #52a3e2;
    color: #fff;
}

.choose-all,
.cancel-all {
    padding: 5px 10px;
    border-radius: 3px;
    cursor: pointer;
    position: absolute;
    top: -3px;
    left: 334px;
    width: 57px;
    color: #5fbfe7;
}

.choose-all:hover,
.cancel-all:hover {
    opacity: 0.8;
}

.cancel-all {
    color: #ccc;
}

#divStudyTaskContent .tr_kgt .answer_content {
    text-align: left;
}

.info .layui-layer-title {
}

n_title,
.r_title {
    color: #666666;
}

#tips {
    float: right;
    margin-right: 5px;
}

#tips .icon {
    margin-top: 2px;
}

/*锁定功能*/
.book_name d {
    position: relative;
}

.knowledge-lock {
    width: 115px;
    height: 30px;
    padding: 3px 10px;
    box-sizing: border-box;
    background: #5ac49a;
    border: none;
    color: #fff;
    font-size: 14px;
    border-radius: 3px;
    cursor: pointer;
    text-align: center;
    position: absolute;
    top: 52%;
    right: 15px;
    transform: translateY(-50%);
    z-index: 9;
    display: flex;
    justify-content: center;
    align-items: center;
}

.knowledge-lock i {
    display: inline-block;
    width: 13px;
    height: 16px;
    background: url('/Images/lock-btn.png') 0 0 no-repeat;
    padding-right: 2px;
}

i.aie-icon-level.lock-off,
i.aie-icon-folder.lock-off {
    width: 20px;
    height: 20px;
    background: url('/Images/lock-off.png') 0 0 no-repeat;
    cursor: pointer;
}

i.aie-icon-level.lock-on,
i.aie-icon-folder.lock-on {
    width: 20px;
    height: 20px;
    background: url('/Images/lock-on.png') 0 0 no-repeat;
    cursor: pointer;
}

i.aie-icon-folder.lock-half {
    width: 20px;
    height: 20px;
    background: url('/Images/lock-half.png') 0 0 no-repeat;
    cursor: pointer;
}

.backgroundDiv {
    background: var(--self-study-room-stu-bgforzxs);
    width: 100%;
    height: 180px;
    background-size: cover;
}

.subjectCss {
    background: var(--self-study-room-ins-bgforzxs);
    width: 100%;
    height: 180px;
    background-size: cover;
}

.tittleContentCss {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 130px;
}

.selfstudy-stu .ask-some-question {
    background-position-x: 0px;
    background-position-y: -29px;
    font-size: 14px;
    color: #3f3f3f;
}

.selfstudy-stu .ask-some-question:hover {
    background-position-y: -29px;
    color: #3f3f3f !important;
}

.coursename {
    background: url('/Images/bgforzxs.png') no-repeat;
    width: 100%;
    height: 180px;
    background-size: cover;
    text-align: center;
    line-height: 130px;
    color: #069697;
    font-weight: bold;
}

/*20200720知识点锁新增选项卡*/
.flexR {
    display: flex;
    justify-content: flex-end;
}

.lock-manage {
    margin-top: 13px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.lock-manage .structure-wrap {
    width: 25%;
    border: 2px solid #eff1f0;
    flex-grow: 0;
    flex-shrink: 0;
}

.lock-manage .student-wrap {
    width: 75%;
    margin-left: 15px;
}

.lock-manage .structure-wrap .tooltip {
    background: rgb(240, 240, 240);
    height: 40px;
    line-height: 20px;
    font-size: 12px;
    color: rgba(51, 51, 51, 1);
    padding: 5px 20px;
}

.lock-manage .structure-wrap .tooltip > div {
    display: inline-block;
    height: 100%;
}

.lock-manage .structure-wrap .tooltip > div:first-of-type {
    vertical-align: top;
}

.lock-manage .structure-wrap .tooltip i {
    display: inline-block;
    width: 10px;
    height: 12px;
    background: url('/Images/lock-half.png') center center no-repeat;
    background-size: 100%;
    cursor: pointer;
}

.lock-manage .structure-wrap .tooltip i.tt-lock-on {
    background: url('/Images/lock-on.png') 0 0 no-repeat;
    background-size: 100%;
}

.lock-manage .student-wrap table {
    line-height: 40px;
    text-align: center;
}

.lock-manage .student-wrap table a {
    color: #61abe5;
}

.lock-manage .student-wrap table a:not(:last-of-type) {
    margin-right: 10px;
}

.lock-manage .student-wrap thead tr {
    background: rgba(247, 245, 249, 1);
}

.student-wrap thead th {
    font-weight: normal;
    color: #7f7f7f;
}

.lock-manage .student-wrap tbody tr:nth-of-type(2n) {
    background: rgba(247, 245, 249, 1);
}

/*.lock-manage tbody tr td:nth-of-type(2) {
    font-style: italic;
    color: #fbb040;
}*/
.lock-manage .stu-list .cl,
.lock-manage .stu-list .sl {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 3px;
    vertical-align: middle;
    margin-right: 6px;
    background-color: #ffc447;
}

.lock-manage .stu-list .cl {
    background-color: #42c29b;
}

.lock-manage span.aie-icon-level.lock-half {
    background: url('/Images/lock-half.png') center center no-repeat;
    background-size: 85%;
}

.lock-manage span.aie-icon-level.lock-on {
    background: url('/Images/lock-on.png') center center no-repeat;
    background-size: 85%;
}

.lock-manage .type-area {
    margin: 9px 0;
    height: 32px;
}

.lock-manage .type-area > div {
    margin-left: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.lock-manage .type-area > div > i {
    display: inline-block;
    width: 16px;
    height: 16px;
    background: url('/Images/lock/class-lockon.png') 0 0 no-repeat;
    background-size: 100%;
    margin-right: 2px;
}

.lock-manage .type-area > div:nth-of-type(2) > i {
    background: url('/Images/lock/class-unlock.png') 0 0 no-repeat;
    background-size: 100%;
}

.lock-manage .type-area > div:nth-of-type(3) > i {
    background: url('/Images/lock/multi-lock.png') 0 0 no-repeat;
    background-size: 100%;
}

.lock-manage .type-area {
    display: none;
}

.lock-manage .type-area.show {
    display: flex;
}

.lock-manage .multi-area {
    display: none;
}

.lock-manage .multi-area.show {
    display: flex;
}

.lock-manage .type-area input[type='button'] {
    display: inline-block;
    border: 1px solid transparent;
    border-radius: 3px;
    background: transparent;
    color: #666;
    cursor: pointer;
}

.lock-manage .type-area input[type='button']:hover {
    color: #333;
}

.lock-manage .multi-area {
    margin: 9px 0;
    height: 32px;
}

.lock-manage .multi-area input[type='button'] {
    display: inline-block;
    width: 64px;
    height: 32px;
    border: 1px solid transparent;
    border-radius: 3px;
    background: transparent;
    color: #fff;
    background: rgba(66, 194, 155, 1);
    margin-left: 16px;
    cursor: pointer;
}

.lock-manage .multi-area input[type='button'].cancel {
    background: rgba(237, 237, 237, 0.99);
    color: #666;
}

.typeCss {
    white-space: nowrap;
    background: rgba(237, 250, 244, 1);
    border-radius: 2px;
    font-size: 12px;
    color: rgba(75, 202, 145, 1);
    padding: 5px 10px;
    margin: 0 5px;
}

.tsContent {
    width: 650px;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}

.tscTop {
    width: 373px;
    height: 45px;
    font-size: 16px;
    font-family: MicrosoftYaHei;
    line-height: 24px;
    color: #333333;
    text-align: center;
}

.tscCenter {
    display: flex;
    justify-content: center;
    width: 650px;
    align-items: center;
    margin-top: 15px;
    flex-direction: column;
}

.tscCenterDiv {
    width: 570px;
    height: 70px;
    border: 1px solid #d9d9d9;
    opacity: 1;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: left;
    cursor: pointer;
    box-sizing: border-box;
    margin-bottom: 20px;
}

.tscCenterDiv:hover {
    border: 1px solid var(--color-secondary-primary);
}

.tscCenterDiv div:first-child {
    display: flex;
    align-items: center;
    justify-content: left;
    width: 156px;
    margin: 0px 5px 0 26px;
}

.tscCenterDiv i {
    margin-right: 12px;
}

.tscFont {
    color: #333333;
    font-size: 16px;
}

.tscFont1 {
    font-size: 14px;
    color: #888888;
}

.tscBottomBtn {
    width: 96px;
    height: 30px;
    background: var(--color-secondary-primary);
    opacity: 1;
    border-radius: 2px;
    color: white;
    line-height: 30px;
    text-align: center;
    margin-top: 15px;
    cursor: pointer;
}

.tscOff {
    background: #ccc;
    cursor: not-allowed;
}

div.getMustDolayer {
    border: none;
    box-shadow: none;
}

.getMustDolayer .layui-layer-title {
    border: none;
    height: 80px;
    background: var(--color-secondary-primary);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
}

.getMustDolayer .layui-layer-title img {
    margin-right: 16px;
}

.iSatr {
    background: url(/Images/xb_zd.png) no-repeat;
    width: 100px;
    display: inline-block;
    height: 18px;
}

.dSatr {
    background: url(/Images/xb_nd.png) no-repeat;
    width: 100px;
    display: inline-block;
    height: 18px;
}

.zndcss {
    display: inline-flex;
    align-items: center;
}

.zd {
    margin-right: 15px;
}

.font12 {
    font-size: 12px;
}

.first table td {
    padding: 5px 10px;
}

.question_extend td {
    border: none;
}

.knowledge-header {
    position: relative;
    height: 25px;
    display: flex;
    align-items: center;
}

.knowlegde-top-handle {
    margin-left: auto;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.knowlegde-top-handle > * ~ * {
    margin-left: 8px;
}

.state-bar {
    box-sizing: border-box;
    padding-top: 1px;
}

.knowledge-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
    margin-left: 50px;
    margin-right: 50px;
    border-bottom: 1px solid #dedede;
}

/*语文智习室*/
.chinese-knowledge {
    display: flex;
    justify-content: flex-start;
    padding: 20px 50px 0;
    line-height: 26px;
    color: #666;
}

/*.chinese-knowledge .chinese-property {
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
}*/
.chinese-knowledge .chinese-property-left {
    padding-right: 30px;
}

.chinese-knowledge .chinese-property-right > div {
    padding-bottom: 12px;
}

.chinese-knowledge .chinese-property-right > div:last-of-type {
    padding-bottom: 0;
}

.chinese-knowledge .chinese-property-right .c-basic {
    padding-bottom: 16px;
}

.chinese-knowledge .properties-flex {
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.chinese-knowledge .properties-flex.pr40 > div {
    padding-right: 40px;
}

.chinese-knowledge .c-pinyin {
    text-align: center;
    font-size: 20px;
    color: #333;
    margin-right: 10px;
}

.chinese-knowledge .c-value {
    text-align: center;
    font-size: 30px;
    font-family: '楷体';
    color: #333;
    margin-right: 10px;
}

.chinese-knowledge .c-picture img {
    height: 160px;
    cursor: pointer;
    padding: 0 !important;
}

.chinese-knowledge .c-picture img.c-img {
    border-radius: 10px;
}

.character-quiz,
.character-writer {
    width: 160px;
    height: 160px;
    cursor: pointer;
}

.chinese-knowledge .c-prononuce {
    width: 20px;
    height: 20px;
    background: url('/Images/chinese/ic_sound.png') center center no-repeat;
    cursor: pointer;
}

.chinese-knowledge .chinese-property-right .c-content {
    letter-spacing: 1px;
    line-height: 30px;
    font-size: 18px;
    font-family: '楷体';
}

.chinese-knowledge .c-author {
    text-align: center;
    font-size: 14px;
}

.modern-article .chinese-property-right .chinese-property:not(:last-of-type) {
    padding-bottom: 40px;
}

.modern-article .property-name {
    font-weight: bold;
    padding-bottom: 10px;
}

.chinese-picture-mask {
    transition: background-color 0.3s;
}

.chinese-picture-mask .cpm-img-wrap {
    transition: all 0.3s;
}

#chinese-memory {
    width: 560px;
    height: 112px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 10px 40px;
    color: var(--color-gradient-secondary);
}

#chinese-memory > .center-wrap > .type-list {
    display: none;
}

#chinese-memory .memory-choice {
    width: 116px;
    height: 46px;
    background: var(--color-gradient-fourthly);
    border: none;
    border-radius: 5px;
    color: var(--color-gradient-secondary);
    cursor: pointer;
    display: none;
}

#chinese-memory .memory-choice:not(:last-of-type) {
    margin-right: 16px;
}

#chinese-memory .memory-choice:hover {
    background: var(--color-gradient-tertiary);
}

.chinese-words-book {
    margin: 4px 20px 0 0;
    padding: 8px 22px;
    border-radius: 3px;
    height: 30px;
    box-sizing: border-box;
    line-height: 15px;
    background-color: var(--color-secondary-secondary);
    color: var(--color-secondary-text);
    cursor: pointer;
}

/* .knowledgeUniStudy{
    position:absolute;
    right:18px
}
@media screen and (max-width:1198px){
    .knowledgeUniStudy{
        right:70px
    }
} */

.check-paper-box {
    padding: 14px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: nowrap;
}

.check-paper-box .paper-type-item {
    --main-bg-color: #409eff;

    width: 72px;
    height: 28px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--main-bg-color);
    color: #fff;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.16s;
    user-select: none;
}

.check-paper-box .paper-type-item:hover {
    background-color: hsl(from var(--main-bg-color) h s calc(l * 1.15));
}

.check-paper-box .paper-type-item:active {
    background-color: hsl(from var(--main-bg-color) h s calc(l * 0.9));
}