.atst_courseTab {
  width: 1200px;
  margin: 0 auto;
}
.atst_courseTab .swiper-container {
  padding: 0 0px;
}
.atst_courseTab .swiper-wrapper {
  position: relative;
  background: url('../images/swiper-bg.png') 214px 8px no-repeat;
  background-size: 692px 40px;
}
.atst_courseTab .swiper-slide {
  width: auto;
  margin-right: 2px;
  text-align: center;
  color: #fff;
  font-weight: 600;
}
.atst_courseTab .swiper-slide:nth-child(1) {
  margin-right: 4px;
}
.atst_courseTab .swiper-slide:nth-child(1) span {
  font-size: 22px;
  text-align: center;
  height: 48px;
  line-height: 48px;
}

.atst_courseTab .swiper-slide:nth-child(7) span,
.atst_courseTab .swiper-slide:nth-child(8) span {
  height: 48px;
  line-height: 48px;
  font-size: 18px;
}
.atst_courseTab .swiper-slide a {
  color: #ffff;
}
.atst_courseTab .swiper-slide:nth-child(1) {
  background: url('../images/swiper-by.png') no-repeat;
  background-size: 210px 48px;
  width: 210px;
}
.atst_courseTab .swiper-slide:nth-child(1).current,
.atst_courseTab .swiper-slide:nth-child(1):hover {
  background: url('../images/swiper-by-hover.png') no-repeat;
  background-size: 210px 48px;
}
.atst_courseTab .swiper-slide:nth-child(7) {
  background: url('../images/swiper-gjz.png') center no-repeat;
  background-size: 164px 48px;
  width: 164px;
  height: 48px;
  margin: 0 4px 0 6px;
}
.atst_courseTab .swiper-slide:nth-child(7).current,
.atst_courseTab .swiper-slide:nth-child(7):hover {
  background: url('../images/swiper-gjz-hover.png') center no-repeat;
  background-size: 164px 48px;
}
.atst_courseTab .swiper-slide:nth-child(8) {
  background: url('../images/swiper-slj.png') center no-repeat;
  background-size: contain;
  width: 122px;
  height: 48px;
}
.atst_courseTab .swiper-slide:nth-child(8).current,
.atst_courseTab .swiper-slide:nth-child(8):hover {
  background: url('../images/swiper-slj-hover.png') center no-repeat;
  background-size: 122px 48px;
}
.atst_courseTab .swiper-slide:nth-child(3),
.atst_courseTab .swiper-slide:nth-child(4),
.atst_courseTab .swiper-slide:nth-child(5) {
  margin-top: -5px;
  margin-right: 4px;
}
.atst_courseTab .swiper-slide:nth-child(2) {
  margin-left: 6px;
  margin-top: -5px;
  margin-right: 4px;
}
.atst_courseTab .swiper-slide:nth-child(6) {
  margin-right: 6px;
  margin-top: -5px;
  margin-right: 4px;
}
.atst_courseTab .swiper-slide:nth-child(2) a,
.atst_courseTab .swiper-slide:nth-child(3) a,
.atst_courseTab .swiper-slide:nth-child(4) a,
.atst_courseTab .swiper-slide:nth-child(5) a,
.atst_courseTab .swiper-slide:nth-child(6) a {
  display: flex;
  align-items: center;
  text-decoration: none;
  margin-top: 5px;
}

.atst_courseTab .swiper-slide:nth-child(2) a::before,
.atst_courseTab .swiper-slide:nth-child(3) a::before,
.atst_courseTab .swiper-slide:nth-child(4) a::before,
.atst_courseTab .swiper-slide:nth-child(5) a::before,
.atst_courseTab .swiper-slide:nth-child(6) a::before,
.atst_courseTab .swiper-slide:nth-child(2) a::after,
.atst_courseTab .swiper-slide:nth-child(3) a::after,
.atst_courseTab .swiper-slide:nth-child(4) a::after,
.atst_courseTab .swiper-slide:nth-child(5) a::after,
.atst_courseTab .swiper-slide:nth-child(6) a::after {
  content: '';
  display: block;
  width: 12px;
  height: 44px;
  background: url(../images/default_left.png) no-repeat 0 0;
  background-size: 12px 44px;
}
.atst_courseTab .swiper-slide:nth-child(2) a::after,
.atst_courseTab .swiper-slide:nth-child(3) a::after,
.atst_courseTab .swiper-slide:nth-child(4) a::after,
.atst_courseTab .swiper-slide:nth-child(5) a::after,
.atst_courseTab .swiper-slide:nth-child(6) a::after {
  background-image: url(../images/default_right.png);
}
.atst_courseTab .swiper-slide:nth-child(2) span,
.atst_courseTab .swiper-slide:nth-child(3) span,
.atst_courseTab .swiper-slide:nth-child(4) span,
.atst_courseTab .swiper-slide:nth-child(5) span,
.atst_courseTab .swiper-slide:nth-child(6) span {
  display: block;
  font-size: 16px;
  color: #fff;
  font-weight: 600;
  background: url(../images/default_center.png) repeat-x 0 0;
  background-size: 12px 44px;
  height: 44px;
  line-height: 44px;
  font-size: 18px;
  padding: 0 4px;
  box-sizing: border-box;
}
.atst_courseTab .swiper-slide:nth-child(2).current a::before,
.atst_courseTab .swiper-slide:nth-child(3).current a::before,
.atst_courseTab .swiper-slide:nth-child(4).current a::before,
.atst_courseTab .swiper-slide:nth-child(5).current a::before,
.atst_courseTab .swiper-slide:nth-child(6).current a::before,
.atst_courseTab .swiper-slide:nth-child(2):hover a::before,
.atst_courseTab .swiper-slide:nth-child(3):hover a::before,
.atst_courseTab .swiper-slide:nth-child(4):hover a::before,
.atst_courseTab .swiper-slide:nth-child(5):hover a::before,
.atst_courseTab .swiper-slide:nth-child(6):hover a::before,
.atst_courseTab .swiper-slide:nth-child(2).current a::after,
.atst_courseTab .swiper-slide:nth-child(3).current a::after,
.atst_courseTab .swiper-slide:nth-child(4).current a::after,
.atst_courseTab .swiper-slide:nth-child(5).current a::after,
.atst_courseTab .swiper-slide:nth-child(6).current a::after {
  content: '';
  display: block;
  width: 12px;
  height: 44px;
  background: url(../images/active_left.png) no-repeat 0 0;
  background-size: 12px 44px;
}
.atst_courseTab .swiper-slide:nth-child(2).current span,
.atst_courseTab .swiper-slide:nth-child(3).current span,
.atst_courseTab .swiper-slide:nth-child(4).current span,
.atst_courseTab .swiper-slide:nth-child(5).current span,
.atst_courseTab .swiper-slide:nth-child(6).current span,
.atst_courseTab .swiper-slide:nth-child(2):hover span,
.atst_courseTab .swiper-slide:nth-child(3):hover span,
.atst_courseTab .swiper-slide:nth-child(4):hover span,
.atst_courseTab .swiper-slide:nth-child(5):hover span,
.atst_courseTab .swiper-slide:nth-child(6):hover span {
  background-image: url(../images/active_center.png);
}
.atst_courseTab .swiper-slide:nth-child(2).current a::after,
.atst_courseTab .swiper-slide:nth-child(3).current a::after,
.atst_courseTab .swiper-slide:nth-child(4).current a::after,
.atst_courseTab .swiper-slide:nth-child(5).current a::after,
.atst_courseTab .swiper-slide:nth-child(6).current a::after,
.atst_courseTab .swiper-slide:nth-child(2):hover a::after,
.atst_courseTab .swiper-slide:nth-child(3):hover a::after,
.atst_courseTab .swiper-slide:nth-child(4):hover a::after,
.atst_courseTab .swiper-slide:nth-child(5):hover a::after,
.atst_courseTab .swiper-slide:nth-child(6):hover a::after {
  background-image: url(../images/active_right.png);
}
.atst_courseTab .swiper-button-prev {
  background: transparent;
  left: 0;
  background-size: 44px 48px;
  width: 44px;
  height: 48px;
}
.atst_courseTab .swiper-button-next {
  background: transparent;
  right: 0;
  background-size: 44px 48px;
  width: 44px;
  height: 48px;
}
.atst_courseTab .swiper-button-next.swiper-button-disabled,
.atst_courseTab .swiper-button-prev.swiper-button-disabled {
  opacity: 1;
}
/* .atst_courseTab .current a::before {
  background-image: url(../images/active_left.png);
}
.atst_courseTab .current a::after {
  background-image: url(../images/active_right.png);
}
.atst_courseTab .current a span {
  background-image: url(../images/active_center.png);
} */

.course-tree .tree-part-list .course-all .ftk-h3-tit .move-arrow::after {
  background-image: url(../images/ftk-icon4.gif);
}
.course-tree .tree-part-list .course-all .ftk-h3-tit .move-arrow-up::after {
  background: url(../images/ftk-icon5.gif) no-repeat 0 0;
  width: 36px;
  height: 36px;
  background-size: 36px 36px;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit .ftk_area {
  margin-left: 0px;
  margin-right: 45px;
  color: #fff;
  font-size: 20px;
  font-weight: 500;
  text-align: center;
  line-height: 36px;
  display: inline-block;
  position: relative;
  display: flex;
  align-items: center;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit .ftk_area::before,
.course-tree .tree-part-list .course-all .ftk-h3-tit .ftk_area::after {
  display: block;
  content: '';
  width: 10px;
  height: 36px;
  background: url(../images/left.png) no-repeat 0 0;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit .ftk_area::after {
  background-image: url(../images/right.png);
}
.course-tree .tree-part-list .course-all .ftk-h3-tit .ftk_area em {
  font-style: normal;
  height: 36px;
  display: block;
  background: url(../images/centre.png) repeat-x 0 0;
  background-size: 90px 36px;
  width: 98px;
  text-align: center;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit2 {
  display: flex;
  align-items: center;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit2 span {
  margin-top: 0;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit2 .move-arrow {
  top: 0;
  right: 0;
  position: absolute;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit2 .line::after {
  width: 980px;
}
.course-tree .tree-part-list .course-all .ftk-h3-tit2 img.areaicon {
  margin-top: 0;
}

.atst_courseTab.fixed {
  background: #071134;
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  padding-top: 10px;
  padding-bottom: 10px;
}

/* 07-17 */
.super-four-navwrap {
  padding: 32px 0 38px;
}