.xcoursebg {
  background: #eeeeee;
}
.xcoursebg .theader {
  padding: 58px 0;
  text-align: center;
  background: #eeeeee;
}
.xcoursebg .theader h4 {
  font-size: 24px;
  color: #333;
}
.xcourseList {
  background: #fff;
  overflow: hidden;
  margin-bottom: 100px;
}
.xcourseList ul {
  overflow: hidden;
  padding: 0;
}
.xcourseList li {
  width: 336px;
  margin: 0px 87px 40px;
  list-style: none;
  float: left;
  box-sizing: border-box;
  height: 500px;
}
.xcourseList li .liimg {
  position: relative;
}
.xcourseList li .liimg .cover {
  background: rgba(0, 0, 0, 0.8);
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
}
.xcourseList li .liimg .cover .play {
  width: auto;
  height: auto;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-top: -16px;
  margin-left: -16px;
  cursor: pointer;
}
.xcourseList li .liimg .pic {
  display: block;
  width: 100%;
  height: 192px;
}
.xcourseList li h3 {
  font-size: 18px;
  color: #222;
  margin: 40px 0 5px;
  line-height: 24px;
}
.xcourseList li .time {
  font-size: 12px;
  color: #c6c6c6;
}
.xcourseList li .con {
  font-size: 14px;
  color: #666;
  line-height: 26px;
  padding-top: 15px;
  text-align: justify;
}
.xcourseList li .con a {
  color: #f6304f;
}
.xcourseList .more {
  display: block;
  width: 120px;
  height: 30px;
  text-align: center;
  line-height: 28px;
  margin: 0 auto 70px;
  border: 1px solid #5c5c5c;
}
.xcuttingEdgeList {
  padding: 58px 44px;
  background: #fff;
  margin-bottom: 58px;
}
.xcuttingEdgeList ul {
  padding: 0;
}
.xcuttingEdgeList li {
  height: 162px;
  list-style: none;
  overflow: hidden;
  margin-bottom: 40px;
}
.xcuttingEdgeList .liimg {
  width: 283px;
  position: relative;
  margin: 0 59px;
  display: inline-block;
}
.xcuttingEdgeList .liimg .cover {
  background: rgba(0, 0, 0, 0.8);
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
}
.xcuttingEdgeList .liimg .cover .play {
  width: auto;
  height: auto;
  position: absolute;
  left: 50%;
  top: 50%;
  margin-top: -16px;
  margin-left: -16px;
  cursor: pointer;
}
.xcuttingEdgeList .liimg .pic {
  display: block;
  width: 285px;
  height: 160px;
}
.xcuttingEdgeList .litext {
  width: 412px;
  height: 160px;
  display: inline-block;
  margin: 0 59px;
  border-bottom: 2px solid #f7f7f7;
  vertical-align: top;
}
.xcuttingEdgeList .litext h3 {
  font-size: 18px;
  color: #222;
  margin: 0 0 5px;
}
.xcuttingEdgeList .litext .time {
  font-size: 12px;
  color: #c6c6c6;
}
.xcuttingEdgeList .litext .con {
  font-size: 14px;
  color: #666;
  line-height: 26px;
  padding-top: 10px;
  text-align: justify;
}
.xcuttingEdgeList .litext .con a {
  color: #f6304f;
}
.xcuttingEdgeList .more {
  display: block;
  width: 120px;
  height: 30px;
  text-align: center;
  line-height: 28px;
  margin: 0 auto;
  border: 1px solid #5c5c5c;
}