body {
  min-width: 1180px;
}

.co-banner {
  width: 100%;
  height: 520px;
  background-image: url('../img/combat/banner1.png');
  background-size: cover;
  background-origin: content-box;
  position: relative;
  /* overflow: hidden; */
  background-position: center;
}

.co-header-main {
  width: 1172px;
  margin: 0 auto;
  color: #fff;
}

.co-header-main-t1 {
  font-size: 38px;
  font-weight: bold;
  margin-bottom: 31px;
}

.co-header-main-t2 {
  font-size: 66px;
  font-weight: bold;
  margin-bottom: 60px;
}

.co-header-main-t3 {
  font-size: 20px;
  margin-bottom: 22px
}

.co-header-main-t3 img {
  width: 20px;
  margin-right: 15px;
}

.co-jgt,
.co-czlx {
  margin-top: 78px;
  width: 1180px;
  margin: 78px auto 0;
}

.co-czlx {
  margin-bottom: 78px;
}

.co-con-title {
  margin-bottom: 65px;
  font-size: 34px;
  font-weight: bold;
  text-align: center;
}

.co-con-sub-title {
  font-family: PingFang SC;
  font-weight: 400;
  font-size: 16px;
  color: #666;
  margin-top: 15px;
  white-space: nowrap;
}

/* 添加轮播的样式 */
.java-swiper{
  width: 100%;
}
.collapse{
  width:350px;
  position: fixed;
  bottom:0px;
  right: 5px;
  z-index: 1000;
}
.collapse-colse{
  display: none;
}
.collapse-block{
  display: block;
}
/* 换行代码有兼容性问题 */
.el-collapse-item>div>div{
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.collapse-content{
  white-space: pre-wrap;
}
/* FAQ样式 */
.sx_all{
  position: fixed;
  bottom:0;
  right: 0;
}
.collapse{color:#fff;}
.collapse .top{
  text-align: center;
  padding:10px 10px;
  background-color: #4F8CE0;
  border-bottom:1px solid #fff;
  border-top-left-radius: 15px;
  border-top-right-radius: 15px;
}
.el-collapse .el-collapse-item__header,.el-collapse-item__wrap{
  padding:0px 10px;
  background-color: #77ACF5 !important;
  color:#fff !important;
}
.el-collapse-item__header.is-active,.el-collapse-item__wrap{
  padding:0px 10px;
  background-color:#FFC000 !important;
  color:#fff !important;
}
.el-collapse-item__header:hover{
  background-color:#FFC000 !important;
}
.el-collapse-item__content{color:#fff !important;}
.collapse .bottom{
  padding:10px 10px;
  background-color: #4F8CE0;
  display: flex;
  align-items: baseline;
}
.collapse .bottom .sx{border-right: 1px solid #fff;padding:0px 10px;margin-right:10px;}
.collapse .bottom img{
  width: 40px;
}
.co-czlx-img {
  width: 100%;
}

.co-co-right {
  background: #F6F7FB;
  width: 900px;
  padding: 20px;
  overflow-y: auto;
}

.cus-scrollbar{
  scrollbar-color:#898989 rgba(0, 0, 0, 0.2);
  scrollbar-width:thin;
}

/*滚动条整体样式,高宽分别对应横竖滚动条的尺寸*/
.cus-scrollbar::-webkit-scrollbar {
  width: 6px;
  height: 6px;
  scrollbar-arrow-color: #898989;
}

/*滚动条里面小方块*/
.cus-scrollbar::-webkit-scrollbar-thumb {
  border-radius: 3px;
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
  background: rgba(0, 0, 0, 0.2);
  scrollbar-arrow-color: #898989;
}

/*滚动条里面轨道*/
.cus-scrollbar::-webkit-scrollbar-track {
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 0;
  background:#e1e1e1;
}

.co-left {
  width: 259px;
}

.co-co-right-div {
  margin-bottom: 35px;
}

.co-co-right-t {
  font-size: 22px;
  font-weight: bold;
  color: #27374C;
  margin-bottom: 22px;
}

.co-co-right-c {
  font-size: 16px;
  color: #27374C;
  line-height: 30px
}

.co-container {
  width: 1180px;
  padding-left: 0 !important;
}

.co-ycsj {
  width: 1180px;
  margin: 113px auto 0;
}

.co-ycsj-con {
  width: 1180px;
  height: 600px;
  background: #FFFFFF;
  box-shadow: 0px 8px 26px 0px rgba(17, 53, 74, 0.16);
  border-radius: 10px;
  display: flex;
  padding: 20px 20px 20px 0;
}

.co-ycsj-left {
  width: 259px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.co-ycsj-left-t {
  margin: 28px 0 13px;
  font-size: 20px;
  font-weight: bold;
  color: #1890FF;
}

.co-ycsj-right {
  width: 901px;
  height: 560px;
  background: #F6F7FB;
  overflow-y: auto;
  overflow-x: hidden
}

.chapter {
  background: #F6F7FB;
  color: #27374C;
  font-weight: bold;
  font-size: 14px;
  width: 219px;
  height: 50px;
  border-radius: 25px;
  color: #27374C;
  margin-bottom: 20px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  cursor: pointer;
  user-select: none;
}

.chapterActive {
  background: #1890FF;
  color: #fff;
}

.co-zzk {
  margin-bottom: 114px;
}

.co-jgt-swiper .swiper-pagination-bullet-active {
  width: 28px;
  border-radius: 4px
}

.course-outline .center-area .container.co-container .left .outline-swiper .swiper-slide .chapter {
  margin: 0 auto 20px;
}

.course-outline .center-area .container.co-container .left .outline-swiper .swiper-slide .t {
  margin-bottom: 10px;
}