.riglist .mainp1 .on {
  background: #FF4242 !important;
}
.box_teacher .seek-btn {
  position: relative;
  width: 217px;
  height: 45px;
  line-height: 45px;
  text-align: center;
  background: linear-gradient(90deg, #FE6E47, #FE5A47);
  border-radius: 23px;
  margin-top: 30px;
}
.box_teacher .seek-btn::after {
  position: absolute;
  top: 18px;
  right: 25px;
  display: block;
  content: "";
  width: 6px;
  height: 6px;
  border: 2px solid #ff7566;
  border-left: none;
  border-top: none;
  transform: rotate(-45deg);
}
.box_teacher {
  padding: 0 !important;
}
.box_teacher .tea_con .teabg1 {
  height: 566px !important;
  background: url('/pc/module/home/module6/images/g-bg1.jpg') no-repeat center top !important;
}
.box_teacher .tea_con .teabg2 {
  height: 566px !important;
  background: url('/pc/module/home/module6/images/g-bg2.jpg') no-repeat center top !important;
}
.box_teacher .tea_con .teabg3 {
  height: 566px !important;
  background: url('/pc/module/home/module6/images/g-bg3.jpg') no-repeat center top !important;
}
.box_teacher .tea_con .teabg4 {
  height: 566px !important;
  background: url('/pc/module/home/module6/images/g-bg4.jpg') no-repeat center top !important;
}
.box_teacher .tea_con .cons {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: Microsoft YaHei;
  color: #FFFFFF;
  font-weight: 400;
}
.box_teacher .tea_con .cons .title {
  font-weight: bold;
  font-size: 30px;
  margin-top: 60px;
  margin-bottom: 40px;
}
.box_teacher .tea_con .cons .content1-wrapper {
  display: flex;
  flex-direction: row;
  align-items: center;
}
.box_teacher .tea_con .cons .content1-wrapper .content1-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 350px;
  height: 99px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 18px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  margin-right: 20px;
}
.box_teacher .tea_con .cons .content1-wrapper .content1-item .span1 {
  font-size: 22px;
}
.box_teacher .tea_con .cons .content1-wrapper .content1-item .span2 {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.3);
}
.box_teacher .tea_con .cons .content2-wrapper {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-top: 45px;
  margin-bottom: 45px;
  width: 1000px;
  justify-content: space-between;
}
.box_teacher .tea_con .cons .content2-wrapper .content2-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.box_teacher .tea_con .cons .content2-wrapper .content2-item .span1 {
  font-size: 18px;
}
.box_teacher .tea_con .cons .content2-wrapper .content2-item .span2 {
  color: rgba(255, 255, 255, 0.3);
}
.box_teacher .tea_con .cons .content2-wrapper .line {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  margin: 0 40px 0 40px;
}
.box_teacher .tea_con .cons .content3-wrapper {
  position: relative;
}
.box_teacher .tea_con .cons .content3-wrapper .video-play {
  width: 1200px;
  height: 342px;
  box-shadow: 0px 0px 20px 0px rgba(27, 57, 92, 0.07);
  border-radius: 28px;
  border: 2px solid #FFFFFF;
}
.box_teacher .tea_con .cons .content3-wrapper .seek-btn {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
}
.box_teacher .tea_con .cons .slideteacher .prev,
.box_teacher .tea_con .cons .slideteacher .next {
  width: 40px;
  height: 40px;
  background: #F7F7F7;
  border-radius: 50%;
}
.box_teacher .tea_con .cons .slideteacher .prev:before {
  top: 10px;
  left: 13px !important;
}
.box_teacher .tea_con .cons .slideteacher .next:before {
  left: 17px;
  top: 10px;
}
.box_teacher .tab-content .tab2 .tea_con .content1-wrapper .content1-item {
  border-radius: 18px;
  border: 2px solid #FFFFFF;
}
.box_teacher .tab-content .tab2 .tea_con .content2-wrapper .line {
  background: #FFFFFF;
  opacity: 0.1;
  margin: 0 50px 0 50px;
}
.box_teacher .tab-content .tab3 .tea_con .content1-wrapper .content1-item {
  border-radius: 18px;
  border: 2px solid #FFFFFF;
}
.box_teacher .tab-content .tab3 .tea_con .content2-wrapper .line {
  background: #FFFFFF;
  opacity: 0.1;
  margin: 0 50px 0 50px;
}
.box_teacher .tab-content .tab4 .tea_con .content1-wrapper .content1-item {
  border-radius: 18px;
  border: 2px solid #FFFFFF;
}
.box_teacher .tab-content .tab4 .tea_con .content2-wrapper .line {
  background: #FFFFFF;
  opacity: 0.1;
}