/*
   *@description:通知 
   *@author: liangtian 
   *@date: 2020-07-28 13:48:28
  */
.notice-wrap .notice {
  height: 100%;
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  align-items: center;
}
.notice-wrap .notice .title {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  margin-right: 25px;
}
.notice-wrap .notice .title i {
  color: #409cff;
  margin-right: 10px;
}
.notice-wrap .notice .title span {
  font-size: 16px;
}
.notice-wrap .notice .scroll_wrap {
  position: relative;
  -webkit-box-flex: 1;
  flex: 1;
  width: 0;
  margin: 0 auto;
  overflow: hidden;
}
.notice-wrap .notice .scroll_wrap ul {
  position: relative;
  color: #444;
  font-size: 14px;
  margin-top: 1px;
}
.notice-wrap .notice .scroll_wrap .lt {
  position: absolute;
  left: -1px;
  top: 7px;
  font-weight: bold;
  color: #aaaaaa;
}
.notice-wrap .notice .scroll_wrap .gt {
  position: absolute;
  right: 26px;
  top: 7px;
  font-weight: bold;
  color: #aaaaaa;
}
.notice-wrap .notice .scroll_wrap .font_inner a {
  color: #86909c;
}
.notice-wrap .notice .scroll_wrap .font_inner a:hover {
  color: #409cff;
}
.notice-wrap .notice .scroll_wrap .font_inner a span {
  margin-right: 5px;
}
/*
 *@description:公共顶部 
 *@author: liangtian 
 *@date: 2020-07-28 11:22:32
*/
.header-wrap {
  background: -webkit-gradient(linear, left top, left bottom, from(rgba(255, 255, 255, 0.78)), to(transparent));
  background: -webkit-linear-gradient(top, rgba(255, 255, 255, 0.78), transparent);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), transparent);
  /*width: 100%;*/
  min-width: 1200px;
  height: 70px;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 999;
  right: 0;
}
.header-wrap header {
  height: 70px;
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  justify-content: space-around;
  align-items: center;
  position: relative;
  margin: 0 66px;
}
.header-wrap header h1 {
  margin-right: 20px;
}
.header-wrap header h1 img {
  width: 260px;
}
.header-wrap header > ul {
  display: -webkit-box;
  display: flex;
}
.header-wrap header > ul li {
  margin-right: 15px;
}
.header-wrap header > ul li a {
  text-align: center;
  display: inline-block;
  width: 90px;
  height: 45px;
  font-size: 15px;
  color: #545c63;
  padding: 10px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.header-wrap header > ul .nav-active a {
  font-weight: bold;
  font-size: 17px;
}
.header-wrap header .search-content {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  width: 268px;
  height: 40px;
  border-radius: 22px;
  padding: 0 15px;
  background: rgba(240, 240, 240, 0.55);
  -webkit-box-shadow: 0 10px 30px 0 rgb(0 0 0%);
  box-shadow: 0 10px 30px 0 rgb(0 0 0%);
  margin: 0 15px;
}
.header-wrap header .search-content i {
  font-size: 18px;
  color: #b3b3b3;
  margin-right: 15px;
}
.header-wrap header .search-content input {
  -webkit-box-flex: 1;
  flex: 1;
  font-size: 14px;
  padding: 5px 0;
  color: #9199a1;
  border: 0;
  background: transparent;
}
.header-wrap header .search-content input::-webkit-input-placeholder {
  color: #9199a1;
}
.header-wrap header .search-content input::-moz-placeholder {
  /* Mozilla Firefox 19+ */
  color: #9199a1;
}
.header-wrap header .search-content input:-moz-placeholder {
  /* Mozilla Firefox 4 to 18 */
  color: #9199a1;
}
.header-wrap header .search-content input:-ms-input-placeholder {
  /* Internet Explorer 10-11 */
  color: #9199a1;
}
.header-wrap .user-wrap {
  /*position: absolute;*/
  /*right: 0;*/
  min-width: 100px;
}
.header-wrap .user-login,
.header-wrap .user {
  color: #545c63;
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  cursor: pointer;
}
.header-wrap .user-login > a,
.header-wrap .user > a {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
}
.header-wrap .user-login i,
.header-wrap .user i {
  font-size: 22px;
  margin-right: 5px;
}
.header-wrap .user-login span,
.header-wrap .user span {
  font-size: 15px;
  color: #545c63;
}
.header-wrap .user-login img,
.header-wrap .user img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  margin-right: 8px;
  border: 1px solid #f3f5f6;
}
.header-wrap .user-login:hover i,
.header-wrap .user:hover i {
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  color: #007aff;
}
.header-wrap .user-login:hover span,
.header-wrap .user:hover span {
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  color: #007aff;
}
.dropdown .dropdown-menu {
  top: 106%;
  border: 0;
  min-width: 110px;
  -webkit-box-shadow: 0px 3px 7px 0px rgba(153, 153, 153, 0.28);
  box-shadow: 0px 3px 7px 0px rgba(153, 153, 153, 0.28);
}
.dropdown .dropdown-menu li {
  padding: 0 12px;
}
.dropdown .dropdown-menu li a {
  padding: 6px 4px;
  font-size: 13px;
  color: #999999;
  text-align: center;
  border-bottom: 1px solid #e5e5e5;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.dropdown .dropdown-menu li a:hover {
  background: transparent;
  color: #4699f6 !important;
}
.dropdown .dropdown-menu li a:focus {
  background: transparent;
}
.dropdown .dropdown-menu li:last-child a {
  border: 0;
}
@-webkit-keyframes fadeinT {
  0% {
    opacity: 0;
    -webkit-transform: translateY(-100px);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(0);
  }
}
@-moz-keyframes fadeinT {
  0% {
    opacity: 0;
    -moz-transform: translateY(-100px);
  }
  100% {
    opacity: 1;
    -moz-transform: translateY(0);
  }
}
@-ms-keyframes fadeinT {
  0% {
    opacity: 0;
    -ms-transform: translateY(-100px);
  }
  100% {
    opacity: 1;
    -ms-transform: translateY(0);
  }
}
@keyframes fadeinT {
  0% {
    opacity: 0;
    -webkit-transform: translateY(-100px);
    transform: translateY(-100px);
  }
  100% {
    opacity: 1;
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
}
.header-wrap-an {
  z-index: 999;
  -webkit-box-shadow: -1px 0px 10px rgba(0, 0, 0, 0.3);
  box-shadow: -1px 0px 10px rgba(0, 0, 0, 0.3);
  -webkit-animation: fadeinT 0.5s alternate;
  animation: fadeinT 0.5s alternate;
  background: rgba(255, 255, 255, 0.5);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
/*
   *@description:间隔墙 
   *@author: liangtian 
   *@date: 2020-07-28 13:50:05
  */
.interval {
  width: 100%;
  height: 10px;
  background: #f5f7fa;
}
/*
   *@description:公用标题 
   *@author: liangtian 
   *@date: 2020-07-28 14:16:56
  */
.global-title {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  padding: 35px 0;
  position: relative;
}
.global-title .text {
  position: relative;
}
.global-title .text span {
  font-size: 25px;
  position: relative;
  z-index: 2;
}
.global-title .text em {
  display: inline-block;
  width: 51px;
  height: 10px;
  background: #ed913d;
  position: absolute;
  bottom: 0px;
  right: -5px;
}
/*
   *@description:查看更多 
   *@author: liangtian 
   *@date: 2020-07-28 15:49:50
  */
.more {
  font-size: 15px;
  color: #6d7278;
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: center;
  justify-content: center;
  cursor: pointer;
  position: absolute;
  right: 0;
  top: 39px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.more i {
  font-size: 15px;
  margin-left: 5px;
}
.more:hover {
  color: #409cff;
}
.hvr_sweep_to_top {
  position: relative;
  -webkit-transition-property: color;
  transition-property: color;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
}
.hvr_sweep_to_top:hover {
  color: #fff;
}
.hvr_sweep_to_top:before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #e3463f;
  -webkit-transform: scaleY(0);
  -ms-transform: scaleY(0);
  transform: scaleY(0);
  -webkit-transform-origin: 50% 100%;
  -ms-transform-origin: 50% 100%;
  transform-origin: 50% 100%;
  -webkit-transition-property: -webkit-transform;
  transition-property: -webkit-transform;
  transition-property: transform;
  transition-property: transform, -webkit-transform;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-timing-function: ease-out;
  transition-timing-function: ease-out;
}
.hvr_sweep_to_top:hover:before {
  -webkit-transform: scaleY(1);
  -ms-transform: scaleY(1);
  transform: scaleY(1);
}
.hvr_fade {
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: color, background-color;
  transition-property: color, background-color;
}
.hvr_fade:hover {
  color: #fff;
  background-color: #e3463f;
}
.hvr_sweep_to_bottom {
  position: relative;
  -webkit-transition-property: color;
  transition-property: color;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
}
.hvr_sweep_to_bottom:hover {
  color: #fff;
}
.hvr_sweep_to_bottom:before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #e3463f;
  -webkit-transform: scaleY(0);
  -ms-transform: scaleY(0);
  transform: scaleY(0);
  -webkit-transform-origin: 50% 0;
  -ms-transform-origin: 50% 0;
  transform-origin: 50% 0;
  -webkit-transition-property: -webkit-transform;
  transition-property: -webkit-transform;
  transition-property: transform;
  transition-property: transform, -webkit-transform;
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-timing-function: ease-out;
  transition-timing-function: ease-out;
}
.hvr_sweep_to_bottom:hover:before {
  -webkit-transform: scaleY(1);
  -ms-transform: scaleY(1);
  transform: scaleY(1);
}
/*公用标签*/
.tag {
  color: #fff;
  border-radius: 3px;
  padding: 1px 5px;
  min-width: 18px;
  height: 20px;
  line-height: 20px;
  text-align: center;
  font-size: 13px;
  font-weight: 400;
  vertical-align: middle;
  margin-right: 5px;
}
.tag-b {
  background-color: #409cff;
}
/*
     *@description:底部 
     *@author: liangtian 
     *@date: 2020-07-28 16:32:15
    */
.footer-wrap {
  height: 180px;
  background: url("../images/footer-bg.png") no-repeat center / 100% 100%;
}
.footer-wrap footer {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
  padding-top: 50px;
}
.footer-wrap footer .footer-l p {
  color: #b9b9bd;
  margin-bottom: 8px;
  font-size: 14px;
}
.footer-wrap footer .footer-l p:nth-of-type(1) {
  font-size: 16px;
}
.footer-wrap footer .footer-l p:nth-of-type(2) {
  width: 500px;
}
.footer-wrap footer .footer-l .copyright {
  margin-top: 23px;
}
.footer-wrap footer .footer-l .copyright span {
  display: inline-block;
  margin-left: 35px;
  font-size: 12px;
}
.footer-wrap footer .footer-l .copyright span a {
  font-size: 12px;
  color: #b9b9bd;
}
.footer-wrap footer .footer-l .copyright span:nth-of-type(1) {
  margin-left: 0;
}
.footer-wrap footer .footer-r img {
  width: 380px;
}
/*
   *@description: 最新最热
   *@author: liangtian 
   *@date: 2020-07-30 09:08:52
  */
.tab {
  height: 30px;
  margin-left: 30px;
}
.tab span {
  display: inline-block;
  height: 27px;
  text-align: center;
  line-height: 27px;
  margin-right: 15px;
  font-size: 14px;
  color: #5e5e5e;
  cursor: pointer;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.tab span::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  margin-left: -0.7em;
  width: 1.4em;
  height: 2px;
  border-radius: 100px;
  background-color: transparent;
}
.tab .tab-active {
  color: #1c1f21;
  font-weight: bold;
  font-size: 15px;
  position: relative;
}
.tab .tab-active::after {
  background-color: #409cff;
}
.res-content {
  padding-bottom: 50px;
}
/*
   *@description: 资源区域(每块内容)大号 - 首页
   *@author: liangtian 
   *@date: 2020-07-28 15:22:52
  */
.content-ul {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: start;
  justify-content: flex-start;
  flex-wrap: wrap;
}
.content-item {
  margin-right: 32px;
  margin-bottom: 45px;
  width: 275px;
  height: 297px;
  cursor: pointer;
  border-radius: 8px;
  position: relative;
}
.content-item:hover .item-cover img {
  -webkit-transform: scale(1.2);
  -ms-transform: scale(1.2);
  transform: scale(1.2);
}
.content-item:hover .no-hidden img {
  -webkit-transform: unset;
  -ms-transform: unset;
  transform: unset;
}
.content-item.mask::before {
  border-radius: 8px 8px 0 0;
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  opacity: 0;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0, rgba(0, 0, 0, 0.4)), color-stop(70%, rgba(0, 0, 0, 0)), to(rgba(0, 0, 0, 0)));
  background: -webkit-linear-gradient(top, rgba(0, 0, 0, 0.4) 0, rgba(0, 0, 0, 0) 70%, rgba(0, 0, 0, 0) 100%);
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.4) 0, rgba(0, 0, 0, 0) 70%, rgba(0, 0, 0, 0) 100%);
  pointer-events: none;
}
.content-item.mask:hover::before {
  opacity: 1;
}
.content-item.mask:hover .play {
  display: block;
}
.content-item .play {
  width: 60px;
  height: 60px;
  position: absolute;
  border-radius: 100%;
  overflow: hidden;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  background: rgba(255, 255, 255, 0.6);
  -webkit-box-shadow: 0 4px 8px 0 rgba(7, 17, 27, 0.3);
  box-shadow: 0 4px 8px 0 rgba(7, 17, 27, 0.3);
  text-align: center;
  line-height: 60px;
  z-index: 3;
  display: none;
}
.content-item .play .iconfont {
  font-size: 35px;
  text-align: center;
  font-weight: 500;
  background-image: -webkit-linear-gradient(315deg, #0072ff, #00c6ff);
  background-image: linear-gradient(135deg, #0072ff, #00c6ff);
  -webkit-background-clip: text;
  color: transparent;
}
.content-item .item-cover {
  border-radius: 8px 8px 0px 0px;
  height: 179px;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.content-item .item-cover .school-name {
  position: absolute;
  right: 0px;
  bottom: 8px;
  z-index: 2;
  background-image: -webkit-gradient(linear, left top, right top, from(transparent), to(rgba(95, 101, 105, 0.9)));
  background-image: -webkit-linear-gradient(left, transparent, rgba(95, 101, 105, 0.9));
  background-image: linear-gradient(to right, transparent, rgba(95, 101, 105, 0.9));
  padding: 4px 8px;
  font-size: 12px;
  color: #fff;
}
.content-item .item-cover img {
  width: 100%;
  height: 100%;
  -webkit-transition: all 0.6s;
  transition: all 0.6s;
}
.content-item .item-cover .live-time {
  width: 100%;
  height: 40px;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0, transparent), to(#0B0B0B));
  background: -webkit-linear-gradient(top, transparent 0, #0B0B0B 100%);
  background: linear-gradient(180deg, transparent 0, #0B0B0B 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  padding-left: 16px;
  color: #f5f5f5;
  line-height: 35px;
  font-size: 15px;
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
}
.content-item .item-cover .live-time span {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 9px;
  background-image: -webkit-radial-gradient(#00c6ff, #409cff);
  background-image: radial-gradient(#00c6ff, #409cff);
}
.content-item .item-cover .tag-tip {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 64px;
  height: 28px;
  text-indent: 11px;
  color: #fff;
  font-size: 16px;
  line-height: 26px;
}
.content-item .item-cover .tag-tip.dl {
  background: url("../images/dl-type.png") no-repeat center / cover;
}
.content-item .item-cover .tag-tip.mm {
  background: url("../images/mm-type.png") no-repeat center / cover;
}
.content-item .item-cover .tag-tip.gk {
  background: url("../images/gk-type.png") no-repeat center / cover;
}
.content-item .item-cover .tag-tip.bx {
  background: url("../images/bx-type.png") no-repeat center / cover;
}
.content-item .item-cover .tag-tip.sgk {
  background: url("../images/bx-type.png") no-repeat center / cover;
}
.content-item .no-hidden {
  overflow: visible;
}
.content-item .item-info {
  padding: 0 14px;
}
.content-item .item-info > p {
  width: 100%;
  height: 48px;
  line-height: 20px;
  text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  font-size: 15px;
  padding-top: 10px;
}
.content-item .item-info > p span {
  font-size: 15px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.content-item .item-info > h5 {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  margin-bottom: 11px;
  color: #9199a1;
  font-size: 14px;
  margin: 10px 0;
}
.content-item .item-info > h5 .tag {
  border: 1px solid #409cff;
  background: transparent;
  color: #409cff;
  line-height: 18px;
}
.content-item .item-info > h6 {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  align-items: center;
  color: #9199a1;
  font-size: 14px;
}
.content-item .item-info > h6 .time {
  display: inline-block;
  width: 50%;
}
.content-item .item-info > h6 p {
  width: 50%;
  display: -webkit-box;
  display: flex;
  padding: 0;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: end;
  justify-content: flex-end;
}
.content-item .item-info > h6 p img {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  margin-right: 6px;
}
/*
   *@description: 资源区域(每块内容)小号 - 检索页
   *@author: liangtian 
   *@date: 2020-07-30 09:29:19
  */
.content-item-s {
  width: 216px;
  height: 245px;
  margin: 20px 30px 36px 0;
  -webkit-box-shadow: 0 4px 8px 0 rgba(95, 101, 105, 0.05);
  box-shadow: 0 4px 8px 0 rgba(95, 101, 105, 0.05);
  border-radius: 8px;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}
.content-item-s:nth-of-type(5n) {
  margin-right: 0;
}
.content-item-s:hover {
  -webkit-transform: translateY(-2px);
  -ms-transform: translateY(-2px);
  transform: translateY(-2px);
  -webkit-box-shadow: 0 12px 20px 0 rgba(95, 101, 105, 0.1);
  box-shadow: 0 12px 20px 0 rgba(95, 101, 105, 0.1);
}
.content-item-s .item-cover {
  width: 100%;
  height: 130px;
  overflow: hidden;
}
.content-item-s .item-info {
  padding: 0 8px;
}
.content-item-s .item-info h5 span {
  font-size: 11px;
}
/*
 教研活动-大
 */
.activity-ul {
  display: -webkit-box;
  display: flex;
  flex-wrap: wrap;
}
.activity-ul .activity-item {
  width: 275px;
  margin-right: 32px;
  -webkit-transition: all 0.2s linear;
  transition: all 0.2s linear;
  background-color: #fff;
  border-radius: 6px;
  margin-bottom: 60px;
  margin-top: 16px;
  cursor: pointer;
  -webkit-box-shadow: 0 6px 10px 0 rgba(95, 101, 105, 0.15);
  box-shadow: 0 6px 10px 0 rgba(95, 101, 105, 0.15);
  position: relative;
}
.activity-ul .activity-item:nth-of-type(4n) {
  margin-right: 0;
}
.activity-ul .activity-item:before {
  position: absolute;
  display: block;
  content: "";
  width: 96%;
  height: 8px;
  border-radius: 8px 8px 0 0;
  left: 0;
  right: 0;
  margin: auto;
  background: #eceef5;
  top: -8px;
}
.activity-ul .activity-item::after {
  position: absolute;
  display: block;
  content: "";
  width: 92%;
  height: 8px;
  border-radius: 8px 8px 0 0;
  left: 0;
  right: 0;
  margin: auto;
  background: #e8f3ff;
  top: -16px;
}
.activity-ul .activity-item .top-part {
  padding: 25px 14px 0;
}
.activity-ul .activity-item .top-part h3 {
  height: 44px;
  line-height: 20px;
  text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}
.activity-ul .activity-item .top-part h3 b {
  background-image: -webkit-gradient(linear, left top, right top, from(#409cff), to(#00c6ff));
  background-image: -webkit-linear-gradient(left, #409cff 0%, #00c6ff 100%);
  background-image: linear-gradient(to right, #409cff 0%, #00c6ff 100%);
}
.activity-ul .activity-item .top-part h3 span {
  vertical-align: middle;
  font-size: 17px;
  font-weight: 700;
}
.activity-ul .activity-item .top-part h5 {
  color: #9199a1;
  font-size: 14px;
  margin: 12px 0 20px;
}
.activity-ul .activity-item .top-part .partake-user {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  margin-bottom: 20px;
  height: 52px;
}
.activity-ul .activity-item .top-part .partake-user .user-item {
  display: -webkit-box;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  flex-direction: column;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: center;
  justify-content: center;
  margin-right: 20px;
  color: #999;
  font-size: 13px;
  font-weight: 400;
}
.activity-ul .activity-item .top-part .partake-user .user-item img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin-bottom: 3px;
}
.activity-ul .activity-item .bottom-part {
  padding: 18px 14px;
  border-top: 1px solid hsla(0, 0%, 59.2%, 0.1);
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
  position: relative;
}
.activity-ul .activity-item .bottom-part:after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-image: -webkit-gradient(linear, left top, right top, from(#409cff), color-stop(51%, #00c6ff), to(#409cff));
  background-image: -webkit-linear-gradient(left, #409cff 0%, #00c6ff 51%, #409cff 100%);
  background-image: linear-gradient(to right, #409cff 0%, #00c6ff 51%, #409cff 100%);
}
.activity-ul .activity-item .bottom-part span {
  font-size: 12px;
  color: #9199a1;
}
.activity-ul .activity-item:hover {
  -webkit-transform: translate3d(0, -4px, 0);
  transform: translate3d(0, -4px, 0);
}
.activity-ul .activity-item:hover .bottom-part:after {
  left: 0;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
  width: 100%;
}
/*
   *@description:前台分页 
   *@author: liangtian 
   *@date: 2020-07-30 10:03:24
  */
.paging {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  align-items: center;
  padding: 45px 0;
}
.paging .layui-laypage > a {
  margin-bottom: 0;
}
.paging .layui-laypage > span {
  margin-bottom: 0;
}
.paging .layui-laypage a,
.paging .layui-laypage span,
.paging .layui-laypage button {
  border: 0;
  width: 30px;
  padding: 0;
  height: 30px;
  line-height: 30px;
  text-align: center;
  margin: 0 6px;
  font-size: 14px;
  background: transparent;
}
.paging .layui-laypage a {
  border-radius: 50%;
}
.paging .layui-laypage a:hover {
  background: #d9dde1;
  color: #4d555d;
}
.paging .layui-laypage .layui-laypage-prev,
.paging .layui-laypage .layui-laypage-next {
  width: unset;
  margin: 0 15px;
}
.paging .layui-laypage .layui-laypage-prev:hover,
.paging .layui-laypage .layui-laypage-next:hover {
  background: unset;
}
.paging .layui-laypage .layui-laypage-curr {
  text-align: center;
}
.paging .layui-laypage .layui-laypage-curr .layui-laypage-em {
  border-radius: 50%;
}
/*
   *@description:播放中动效 
   *@author: liangtian 
   *@date: 2020-08-03 13:48:39
  */
.playing {
  width: auto;
  height: 10px;
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
  -webkit-box-align: end;
  align-items: flex-end;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
.playing .playing__bar {
  display: inline-block;
  background: white;
  width: 3px;
  margin: 0 1px;
  height: 100%;
  -webkit-animation: up-and-down 1.3s ease infinite alternate;
  animation: up-and-down 1.3s ease infinite alternate;
}
.playing .playing__bar1 {
  height: 60%;
}
.playing .playing__bar2 {
  height: 30%;
  -webkit-animation-delay: -2.4s;
  animation-delay: -2.4s;
}
.playing .playing__bar3 {
  height: 75%;
  -webkit-animation-delay: -3.7s;
  animation-delay: -3.7s;
}
@-webkit-keyframes up-and-down {
  10% {
    height: 30%;
  }
  30% {
    height: 100%;
  }
  60% {
    height: 50%;
  }
  80% {
    height: 75%;
  }
  100% {
    height: 20%;
  }
}
@keyframes up-and-down {
  10% {
    height: 30%;
  }
  30% {
    height: 100%;
  }
  60% {
    height: 50%;
  }
  80% {
    height: 75%;
  }
  100% {
    height: 20%;
  }
}
/*
   *@description: 划过底部阴影
   *@author: liangtian 
   *@date: 2020-08-05 17:29:52
  */
.hvr_float_shadow {
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: -webkit-transform;
  transition-property: -webkit-transform;
  transition-property: transform;
  transition-property: transform, -webkit-transform;
}
.hvr_float_shadow:before {
  pointer-events: none;
  position: absolute;
  z-index: -1;
  content: "";
  top: 100%;
  left: 5%;
  height: 10px;
  width: 90%;
  opacity: 0;
  background: -webkit-radial-gradient(center, ellipse, rgba(16, 31, 1, 0.35) 0%, rgba(16, 31, 1, 0) 80%);
  background: radial-gradient(ellipse at center, rgba(16, 31, 1, 0.35) 0%, rgba(16, 31, 1, 0) 80%);
  -webkit-transition-duration: 0.3s;
  transition-duration: 0.3s;
  -webkit-transition-property: opacity, -webkit-transform;
  transition-property: opacity, -webkit-transform;
  transition-property: transform, opacity;
  transition-property: transform, opacity, -webkit-transform;
}
.hvr_float_shadow:hover {
  -webkit-transform: translateY(-8px);
  -ms-transform: translateY(-8px);
  transform: translateY(-8px);
}
.hvr_float_shadow:hover:before {
  opacity: 1;
  -webkit-transform: translateY(8px);
  -ms-transform: translateY(8px);
  transform: translateY(8px);
}
/*
 *@description:学科学段筛选 
 *@author: liangtian 
 *@date: 2020-07-30 08:40:47
*/
.screen-wrap .screen dl {
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  margin-bottom: 20px;
}
.screen-wrap .screen dl:last-child {
  margin-bottom: 0;
}
.screen-wrap .screen dl .category {
  width: 45px;
  height: 27px;
  background-image: -webkit-gradient(linear, left top, right top, from(#409cff), to(#00c6ff));
  background-image: -webkit-linear-gradient(left, #409cff 0%, #00c6ff 100%);
  background-image: linear-gradient(to right, #409cff 0%, #00c6ff 100%);
  border-radius: 3px;
  font-size: 15px;
  color: #fff;
  line-height: 27px;
  text-align: center;
  margin-right: 10px;
}
.screen-wrap .screen dl dd {
  display: -webkit-box;
  display: flex;
}
.screen-wrap .screen dl dd .case {
  display: -webkit-box;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  flex-direction: column;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: center;
  justify-content: center;
  margin-right: 19px;
  margin-bottom: -3px;
}
.screen-wrap .screen dl dd .case .case-a {
  font-size: 15px;
  color: #333;
  display: block;
  margin-bottom: 4px;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
}
.screen-wrap .screen dl dd .case .case-a:hover {
  color: #409cff !important;
}
.screen-wrap .screen dl dd .case .active-case-a {
  color: #409cff !important;
  font-weight: bold;
}
/*暂无数据*/
.no-data {
  width: 100%;
  display: -webkit-box;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  flex-direction: column;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: center;
  justify-content: center;
  padding: 60px 0;
}
.no-data p {
  padding-top: 40px;
  color: #9199a1;
  font-size: 22px;
  font-weight: 400;
}
.no-data p span {
  color: #409cff;
  font-size: 22px;
  font-weight: bold;
}