.main-content {
  padding-top: 26px;
  padding-bottom: 166px;
}

.layout-side-left {
  width: 122px;
}

.side-nav {
  width: 100px;
}

.side-nav .side-nav-list {
  padding-bottom: 24px;
}

.side-nav .side-nav-list>li.active {
  color: #fff;
  background-color: #155bd4;
}

.side-nav .side-nav-list>li {
  display: block;
  width: 100%;
  height: 36px;
  line-height: 36px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 16px;
  text-align: center;
  font-weight: 500;
  border-radius: 4px;
  margin-bottom: 8px;
  cursor: pointer;
  -webkit-transition: all .2s ease;
  -moz-transition: all .2s ease;
  transition: all .2s ease;
}

.side-nav .side-nav-list>li:hover {
  background-color: #f2f3f5;
}

.side-nav .side-nav-list>li.active:hover {
  background: #155bd4;
}

.side-nav .side-nav-list>li>a {
  display: block;
  width: 100%;
  height: 100%;
  font: inherit;
}

.layout-content {
  width: 1078px;
}

.article-box {
  width: 100%;
  margin-top: 30px;
  display: flex;
  align-items: center;
}

.article-box:first-child {
  margin-top: 0;
}

.article-box .img-box {
  width: 210px;
  height: 140px;
  border-radius: 4px;
  overflow: hidden;
  margin-right: 20px;
  flex-shrink: 0;
  position: relative;
}

.article-box .img-box .play {
  width: 45px;
  height: 45px;
  background: url(../image/play.png) no-repeat center/100%;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.article-box .img-box img {
  width: 100%;
  height: 100%;
}

.article-box .text-box {
  width: calc(100% - 230px);
  height: 140px;
  position: relative;
}

.article-box .text-box .title {
  font-size: 20px;
  font-weight: 500;
  color: #333;
  line-height: 28px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  display: box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

.article-box .text-box .title:hover {
  color: #004BE1;
}

.article-box .text-box .desc {
  font-size: 14px;
  color: #666;
  line-height: 20px;
  margin-top: 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  display: box;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  -webkit-line-clamp: 2;
}

.article-box .text-box .bottom {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
}

.article-box .text-box .bottom .tags span {
  display: inline-block;
  font-size: 13px;
  color: #A0A0A0;
  line-height: 20px;
  padding: 0 8px;
  background-color: #EFEFEF;
  border-radius: 10px;
  margin-right: 10px;
}

.article-box .text-box .bottom .tags span:hover,
.article-box .text-box .bottom .authour:hover {
  color: #004BE1;
}

.article-box .text-box .bottom .authour {
  font-size: 13px;
  color: #A0A0A0;
  line-height: 20px;
}

.article-box .text-box .bottom .views {
  font-size: 13px;
  color: #A0A0A0;
  margin-right: 10px;
}

.article-box .text-box .bottom .views .iconfont {
  margin-right: 3px;
}

.login-box .free-trial {
  line-height: 64px;
  color: #004BE1;
  font-size: 14px;
  margin-right: 10px;
}