/* flex 布局 */
.flex{
   /* #ifndef app-plus-nvue */
    display:flex!important;
   /* #endif */
   flex-direction:row;
}
.flex-row{ flex-direction:row!important; }
.flex-column{ flex-direction:column!important; }
.flex-row-reverse{ flex-direction:row-reverse!important; }
.flex-column-reverse{ flex-direction:column-reverse!important; }
.flex-wrap{ flex-wrap:wrap;}/* 换行或换列 */
.flex-nowrap{ flex-wrap:nowrap;}/* 不换行不换列 */
.justify-start{justify-content:flex-start;}/* 从左到右,挨着行的开头 */
.justify-end{justify-content:flex-end;}/* 从左到右,挨着行的结尾 */
.justify-between{justify-content:space-between;}/* 行两端 */
.justify-center{justify-content:center;}/* 行居中 */
.align-center{ align-items: center; }/* 列居中 */
.align-stretch{ align-items: stretch; }
.align-start{ align-items: flex-start; }
.align-end{ align-items: flex-end; }
.flex-1{ flex: 1; }
.flex-2{ flex: 2; }
.flex-3{ flex: 3; }
.flex-4{ flex: 4; }
.flex-5{ flex: 5; }
.pad_l_30{padding-left: 30px;}
.pad_r_30{padding-right: 30px;}
.pad_t_20{padding-top: 20px;}
.pad_b_20{padding-bottom: 20px;}
.pad_t_30{padding-top: 30px;}
.pad_b_30{padding-bottom: 30px;}
.block{display: block;width: 100%;height: 100%;}
img_block{display: block;}
.cor04253c{color: #04253c;}
.bgfff{background-color: #fff;}
.w960{width: 960px;}
.index_system{
   height:200px;
}
.index_system .fullslide{
   width:100%;
   height:200px;
   position:relative;
}
.index_system .fullslide .bd{
    margin:0 auto;
    position:relative;
    z-index:0;
    overflow:hidden;
}
.index_system .fullslide .bd ul{
    width:100% !important;
    height:200px;
}
.index_system .fullslide .bd li{
    width:100% !important;
    height:200px;
    overflow:hidden;
    padding:0 30px;
}
.index_system .fullslide .prev,.index_system .fullslide .next{
    width: 16px;
    height: 40px;
    border-radius: 3px;
    background-color: #c4c5c7;
    cursor: pointer;
    background-repeat: no-repeat;
    background-position: center center;
    position: absolute;
    top: 50%;
    margin-top: -20px;
    z-index: 999;
}
.index_system .fullslide .prev{
    left: 15px;
    background-image:url(/uploads/image/spi/icon_jiantou_l.png);
}
.index_system .fullslide .next{
    right: 15px;
    background-image:;
}
.shixun_item{
    position: relative;
    width: 216px!important;
    height: 80px;
    margin-left: 12px;
    margin-bottom: 12px;
    background-color: #f8f8f8;
    border-radius: 4px;
    float:left;
    _display:inline;
    overflow:hidden;
    padding: 18px 12px 0 64px;
}
.shixun_item:hover{
    background-color: #fff;
    box-shadow: 0px 4px 10px 0px rgba(57, 57, 57, 0.11);
}
.shixun_item:hover .cor04253c{
    color:#4e9cff;
}
.shixun_item .system_icon{
    position: absolute;
    left: 10px;
    top: 50%;
    margin-top: -25px;
    width: 50px;
    height: 50px;
    background-position: center;
    background-repeat: no-repeat;
}
.icon_zzsc{
    background-image: url(/uploads/image/scishizhan_icon/zzsc.png);
 }
.shixun_item:hover .icon_zzsc{
    background-image: url(/uploads/image/scishizhan_icon/zzsc_on.png);
}
.icon_bssc{
    background-image: url(/uploads/image/scishizhan_icon/bssc.png);
}
.shixun_item:hover .icon_bssc{
    background-image: url(/uploads/image/scishizhan_icon/bssc_on.png);
}
.icon_gssc{
    background-image: url(/uploads/image/scishizhan_icon/gssc.png);
}
.shixun_item:hover .icon_gssc{
    background-image: url(/uploads/image/scishizhan_icon/gssc_on.png);
}
.icon_zfbsc{
    background-image: url(/uploads/image/scishizhan_icon/zfbsc.png);
 }
.shixun_item:hover .icon_zfbsc{
    background-image: url(/uploads/image/scishizhan_icon/zfbsc_on.png);
}
.icon_wxsc{
    background-image: url(/uploads/image/scishizhan_icon/wxsc.png);
 }
.shixun_item:hover .icon_wxsc{
    background-image: url(/uploads/image/scishizhan_icon/wxsc_on.png);
}
.icon_hsqj{
    background-image: url(/uploads/image/scishizhan_icon/hsqj.png);
 }
.shixun_item:hover .icon_hsqj{
    background-image: url(/uploads/image/scishizhan_icon/hsqj_on.png);
}
.icon_ghysc{
    background-image: url(/uploads/image/scishizhan_icon/hsqj.png);
 }
.shixun_item:hover .icon_ghysc{
    background-image: url(/uploads/image/scishizhan_icon/hsqj_on.png);
}
.icon_qpzsc{
    background-image: url(/uploads/image/scishizhan_icon/qpzsc.png);
 }
.shixun_item:hover .icon_qpzsc{
    background-image: url(/uploads/image/scishizhan_icon/qpzsc_on.png);
}
.icon_cnsc{
    background-image: url(/uploads/image/scishizhan_icon/cnsc.png);
 }
.shixun_item:hover .icon_cnsc{
    background-image: url(/uploads/image/scishizhan_icon/cnsc_on.png);
}
.icon_zprz{
    background-image: url(/uploads/image/scishizhan_icon/zprz.png);
 }
.shixun_item:hover .icon_zprz{
    background-image: url(/uploads/image/scishizhan_icon/zprz_on.png);
}
.icon_qdfp{
    background-image: url(/uploads/image/scishizhan_icon/qdfp.png);
 }
.shixun_item:hover .icon_qdfp{
    background-image: url(/uploads/image/scishizhan_icon/qdfp_on.png);
}
.icon_wyxt{
    background-image: url(/uploads/image/scishizhan_icon/wyxt.png);
 }
.shixun_item:hover .icon_wyxt{
    background-image: url(/uploads/image/scishizhan_icon/wyxt_on.png);
}
.icon_gsnb{
    background-image: url(/uploads/image/scishizhan_icon/gsnb.png);
 }
.shixun_item:hover .icon_gsnb{
    background-image: url(/uploads/image/scishizhan_icon/gsnb_on.png);
}
.icon_qysds_q{
    background-image: url(/uploads/image/scishizhan_icon/qysds_q.png);
 }
.shixun_item:hover .icon_qysds_q{
    background-image: url(/uploads/image/scishizhan_icon/qysds_q_on.png);
}

 .icon_nhsc{
     background-image: url(/uploads/image/scishizhan_icon/nhsc.png);
 }
 .shixun_item:hover .icon_nhsc{
     background-image: url(/uploads/image/scishizhan_icon/nhsc_on.png);
 }

 .icon_jhsc{
     background-image: url(/uploads/image/scishizhan_icon/jhsc.png);
 }
 .shixun_item:hover .icon_jhsc{
     background-image: url(/uploads/image/scishizhan_icon/jhsc_on.png);
 }
 .icon_ghsc{
     background-image: url(/uploads/image/scishizhan_icon/ghsc.png);
 }
 .shixun_item:hover .icon_ghsc{
     background-image: url(/uploads/image/scishizhan_icon/ghsc_on.png);
 }

 .icon_sbsc{
     background-image: url(/uploads/image/scishizhan_icon/sbsc.png);
 }
 .shixun_item:hover .icon_sbsc{
     background-image: url(/uploads/image/scishizhan_icon/sbsc_on.png);
 }

 .icon_hysc{
     background-image: url(/uploads/image/scishizhan_icon/hysc.png);
 }
 .shixun_item:hover .icon_hysc{
     background-image: url(/uploads/image/scishizhan_icon/hysc_on.png);
 }

 .icon_ybsc{
     background-image: url(/uploads/image/scishizhan_icon/ybsc.png);
 }
 .shixun_item:hover .icon_ybsc{
     background-image: url(/uploads/image/scishizhan_icon/ybsc_on.png);
 }

 .icon_sgsc{
     background-image: url(/uploads/image/scishizhan_icon/sgsc.png);
 }
 .shixun_item:hover .icon_sgsc{
     background-image: url(/uploads/image/scishizhan_icon/sgsc_on.png);
 }
 .txy_item{
    width: 276px;
    height: 96px;
    margin-left: 12px;
    background-color: #f8f8f8;
    border-radius: 4px;
}
.txy_item:hover{
    background-color: #fff;
    box-shadow: 0px 4px 10px 0px rgba(57, 57, 57, 0.11);
 }
.txy_item:hover .cor04253c{
   color:#4e9cff;
 }
.txy_item:first-child{
  margin-left: 0;
}
.txy_item .class_img{
  width: 100%;
  height: 100%;
  border-radius: 4px;
}
.full_bg_shizhan{
    width: 100%;
    height: 400px;
    background-image: url(/uploads/image/scishizhan_img/bg_shizhan.png);
    background-repeat: no-repeat;
    background-position: center top;
    position: relative;
}
.full_bg_shicao{
    width: 100%;
    height: 200px;
    background-image: url(/uploads/image/scishizhan_img/bg_shicao.png);
    background-repeat: no-repeat;
    background-position: center top;
    position: relative;
}
.practice-nav{
   width: 100%;
   height: 56px;
   background-color: #2c3d48;
}
.icon_gangwei{
   width: 40px;
   height: 50px;
   background-image: url(/uploads/image/scishizhan_img/gw_icon_1.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.icon_hangye{
   width: 40px;
   height: 50px;
   background-image: url(/uploads/image/scishizhan_img/gw_icon_2.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.icon_guanli{
   width: 40px;
   height: 50px;
   background-image: url(/uploads/image/scishizhan_img/gw_icon_3.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.practice-nav ul li{
    height: 56px;
    text-align: center;
    font-size: 22px;
    color: #fff;
    position: relative;
    cursor: pointer;
    border-right: 1px solid #999;
}
 .practice-nav ul li:first-child{
     border-left: 1px solid #999;
 }
.practice-nav ul li a{
  display: block;
  height: 100%;
  color: #fff;
}
.practice-nav ul li.active{
   background-color: #e9eaed;
   color: #0cb5a2;
}
.practice-nav ul li.active a{
   color: #0cb5a2;
}
.practice-nav ul li.active .icon_gangwei{
   width: 40px;
   height: 50px;
   background-image: url(/uploads/image/scishizhan_img/gw_icon_1_on.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.practice-nav ul li.active .icon_hangye{
   width: 40px;
   height: 50px;
   background-image: url(/uploads/image/scishizhan_img/gw_icon_2_on.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.practice-nav ul li.active .icon_guanli{
   width: 40px;
   height: 50px;
   background-image: url(/uploads/image/scishizhan_img/gw_icon_3_on.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.gangwei_item{
  height: 88px;
  margin-top: 20px;
  background-color: #fff;
  padding: 8px 8px 15px 300px;
  position: relative;
}
.gangwei_item:hover{
  box-shadow: 0 2px 6px 0 rgba(152, 160, 162, .24);
}
.left_thumb{
  position: absolute;
  left: 0;
  top: 0;
  width: 275px;
  height: 88px;
}
.gangwei_item .title{
  margin-top: 15px;
  font-size: 16px;
  color: #04253c;
  font-weight: bold;
}
.gangwei_item .desc{
  margin-top: 5px;
  font-size: 12px;
  color: #999;
}
.gangwei_item .vip{
   display: inline-block;
   width: 116px;
   line-height: 28px;
   padding-left: 32px;
   margin-left: 20px;
   font-size: 12px;
   color: #fff;
   background-image: url(/uploads/image/scishizhan_img/vip.png);
   background-repeat: no-repeat;
   background-position: left center;
}
.gangwei_item .right_btn{
  position: absolute;
  right: 30px;
  top: 50%;
  margin-top: -16px;
  width: 110px;
  text-align: center;
  line-height: 32px;
  background-color: #fff;
  box-shadow: 0 2px 6px 0 rgba(152, 160, 162, .24);
  border-radius: 16px;
  text-align: center;
  background-image: url(/uploads/image/scishizhan_img/icon_r_on.png);
  background-repeat: no-repeat;
  background-position: 80px center;
  color: #ff6e00;
  padding-right: 10px;
}
.gangwei_item:hover .right_btn{
  background-color: #ff6e00;
  color: #fff;
  background-image: url(/uploads/image/scishizhan_img/icon_r.png);
  background-repeat: no-repeat;
  background-position: 80px center;
}
.shicao_list ul{
  margin-left: -33px;
}
.shicao_list li{
  float: left;
  width: 275px;
  margin-left: 33px;
  margin-top: 20px;
  border-radius: 4px;
  background-color: #fff;
}
.shicao_list li:hover{
   box-shadow: 0 2px 6px 0 rgba(152, 160, 162, .24);
}
.shicao_list li .wrap_img{
  height: 140px;
  position: relative;
  overflow: hidden;
}
.shicao_list li .wrap_wen{
  padding: 5px 10px;
  height: 72px;
}
.shicao_list li .title{
  margin-top: 10px;
  margin-bottom: 5px;
  font-size: 16px;
  color: #04253c;
  font-weight: bold;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.shicao_list li .desc{
  line-height: 20px;
  font-size: 12px;
  color: #04253c;
}
.shicao_list li .edit{
  line-height: 20px;
  font-size: 12px;
  color: #04253c;
  padding-left: 20px;
  background-image: url(/uploads/image/scishizhan_img/edit.png);
  background-repeat: no-repeat;
  background-position: left center;
}
.shicao_list li .absolute_mask{
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
}
.shicao_list li .center_btn{
   width: 110px;
   height: 32px;
   display: block;
   text-align: center;
   line-height: 32px;
   background-color: #fff;
   box-shadow: 0 2px 6px 0 rgba(152, 160, 162, .24);
   border-radius: 16px;
   padding-right: 10px;
   background-color: #ff6e00;
   color: #fff;
   background-image: url(/uploads/image/scishizhan_img/icon_r.png);
   background-repeat: no-repeat;
   background-position: 80px center;
}
.shicao_list li .center_btn:hover{
  color: #fff;
 }
.shicao_list li:hover .absolute_mask{
  top:0;
}
.main-nav{
  position: fixed;
  top: 90px;
  bottom: 0;
  width: 220px;
}
.shicao_nav{
   background-color: #fff;
   border-radius: 6px 6px 0 0;
   height: calc(100vh - 190px);
   overflow: auto;
}
.left_vip img {
   width: 100%;
   border-radius: 6px;
 }
 .video-list li{
   min-height: 50px;
   padding-left: 50px;
   padding-right: 10px;
   margin-bottom: 20px;
   position: relative;
 }
 .video-list li .teachar-head{
   width: 34px;
   height: 34px;
   border-radius: 50%;
   position: absolute;
   left: 10px;
   top: 0;
   overflow: hidden;
 }
 .video-list li .teachar-head .thumb{
   width: 100%;
   height: 100%;
   border-radius: 50%;
 }
 .video-list li .absolute_mask{
   width: 100%;
   height: 100%;
   border-radius: 50%;
   position: absolute;
   left: 0;
   top: 100%;
   background-color: rgba(0,0,0,0.5);
 }
 .video-list li.active .absolute_mask{
    top: 0;
 }

.video-list li p{
  color: #575757;
}
.video-list li.active p{
  color: #4e9cff;
}
.video-list li .live_status{
  width: 50px;
  height: 20px;
  font-size: 12px;
  color: #333;
  border: 1px solid #ddd;
  border-radius: 3px;
}
.video-list li.active .live_status{
  color: #4e9cff;
  border: 1px solid #4e9cff;
}
.position{
  height: 44px;
  line-height: 44px;
  padding-left: 24px;
  border-bottom: 1px solid #e9eaed;
  font-size: 14px;
  color: #666;
}
.position a{
  color: #666;
}
.fenlei_key dl{
  margin-top: 20px;
  margin-left: 24px;
  padding-left: 60px;
  padding-right: 60px;
  position: relative;
}
.fenlei_key dl:after{
  content: "";
  display: inline-block;
  height: 1px;
  position: absolute;
  left: 110px;
  bottom: -5px;
  right: 60px;
  border-bottom: 1px dashed #e9eaed;
}
.fenlei_key dt{
  display: inline-block;
  position: absolute;
  left: 0;
  top: 0;
  font-size: 18px;
  color: #333;
  font-weight: 600;
  line-height: 34px;
}
.fenlei_key dt:after{
  content: "";
  height: 3px;
  position: absolute;
  left: 3px;
  right:18px;
  bottom:9px;
  background-color: rgba(71, 129, 216, 0.6);
}
.fenlei_key dd a{
  display: inline-block;
  height: 34px;
  margin-left: 30px;
  margin-bottom: 10px;
  padding-left: 15px;
  padding-right: 15px;
  line-height: 34px;
  font-size: 14px;
  color: #000;
}
.fenlei_key dd a:hover,.fenlei_key dd a.active{
  border-radius: 17px;
  background-color: #4e9cff;
  color: #fff;
}
.zhibo_course ul li{
  width: 293px;
  margin-top: 20px;
  margin-left: 20px;
  background-color: #f8f8f8;
  float: left;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
}
.zhibo_course ul li .wrap_img{
 height: 161px;
 border-radius: 6px 6px 0px 0px;
 overflow: hidden;
 position: relative;
}
.zhibo_course ul li .course_img{
 width: 100%;
 height: 100%;
}
.zhibo_course ul li .mianfei{
  position: absolute;
  right: 7px;
  top: 8px;
  width: 50px;
  height: 28px;
  background-color: #5fabff;
  line-height: 28px;
  text-align: center;
  font-size: 12px;
  color: #fff;
  border-radius: 14px 14px 14px 0;
}
.zhibo_course ul li .mianfei_vip{
  position: absolute;
  right: 7px;
  top: 8px;
  width: 50px;
  height: 28px;
  background-color: #ffdfdb;
  line-height: 28px;
  text-align: center;
  border-radius: 14px 14px 14px 0;
}
.zhibo_course ul li .mianfei_vip img{
  display: inline-block;
  vertical-align: middle;
  margin-top: -5px;
}
.zhibo_course ul li .wrap_wen{
  padding: 12px;
}
.zhibo_course ul li .zhibo_time{
  line-height: 26px;
  font-size: 12px;
  color: #999;
  padding-left: 20px;
  background-image: url(/uploads/image/spizhibo_list/l.png);
  background-repeat: no-repeat;
  background-position: left center;
}
.zhibo_course ul li:hover .zhibo_time{
  background-image: url(/uploads/image/spizhibo_list/l_on.png);
  background-repeat: no-repeat;
  background-position: left center;
  color: #00abfe;
}
.zhibo_course ul li .course_title{
  font-size: 16px;
  color: #333;
  line-height: 20px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.zhibo_course ul li .zhibo_teacher{
  height: 46px;
  display: flex;
  align-items: center;
  font-size: 14px;
  color: #666;
}
.zhibo_course ul li .zhibo_teacher .tc_img{
  width: 46px;
  height: 46px;
  border-radius: 50%;
}
.zhibo_course ul li .type_class{
  display: inline-block;
  padding-left: 10px;
  padding-right: 10px;
  height: 23px;
  margin-top: 12px;
  background: #edf5ff;
  border-radius: 12px;
  line-height: 23px;
  text-align: center;
  font-size: 12px;
  color: #0071ff;
}
.zhibo_course ul li .absolute_mask{
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.7);
  position: absolute;
  left: 0;
  top: 100%;
}
.zhibo_course ul li:hover .absolute_mask{
  top: 0;
}
.zhibo_course ul li .link_item{
  display: block;
  width: 220px;
  height: 50px;
  border-radius: 6px;
  margin: 40px auto;
  line-height: 46px;
  text-align: center;
  font-size: 16px;
  color: #fff;
  font-weight: 700;
}
.link_item1{
   background-color: #4e9cff;
   box-shadow: 0px 4px 13px 0px rgba(78, 156, 255, 0.45);
}
.link_item2{
   background: #fc9b55;
   background: -webkit-linear-gradient(left, #fdab61, #fb904c);
   background: -o-linear-gradient(right, #fdab61, #fb904c);
   background: -moz-linear-gradient(right, #fdab61, #fb904c);
   background: linear-gradient(to right, #fdab61, #fb904c);
}
.zhibo_course ul li .left_msg{
   position: absolute;
   top: 10px;
   left: 0;
   width: 70px;
   height: 25px;
   line-height: 25px;
   text-align: center;
   color: #ff6344;
   background-color: #ffdfdb;
   border-radius: 0 3px 3px 0;
   font-weight: 700;
}