/* 整体布局 */
#sk {
  padding: 20px 0;
}

.sk-box {
  height: 342px;
}

.sk-box h3 {
  height: 72px;
}


.sk-box .countdown {
  height: 260px;
  width: 185px;
  background-color: #E94443;
  text-align: center;
  color: #fff;
}

.sk-box .sk-list {
  height: 260px;
  width: 960px;
}

.sk-box h3 img {
  width: 180px;
}

/* 倒计时模块 */
.sk-box .countdown h4 {
  margin-top: 20px;
  font-size: 20px;
}

.sk-box .countdown .iconfont {
  margin-top: 20px;
  font-size: 50px;
  font-weight: 700;
}

.sk-box .countdown p {
  margin-top: 20px;
}

.timer {
  margin-top: 20px;
}

.timer div {
  display: inline-block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  background-color: #333;
}


/* 滚动课程 */
.sk-list {
  position: relative;
  overflow: hidden;
}

.sk-list ul {
  position: absolute;
  left: 0;
  width: 2880px;
}

.sk-box .sk-list li {
  position: relative;
  float: left;
  width: 234px;
  height: 260px;
  margin-left: 6px;
  background-color: #fff;
}

.sk-box .sk-list li img {
  width: 234px;
}

.sk-box .sk-list .title {
  margin-left: 10px;
  margin-top: 10px;
  color: #545C63;
}

.sk-box .sk-list .difficulty {
  position: absolute;
  left: 10px;
  bottom: 40px;
  font-size: 12px;
}

.sk-box .sk-list .price {
  position: absolute;
  left: 10px;
  bottom: 15px;
  font-size: 12px;
  color: #F01414;
  font-weight: 700;
}