.btn {
  display: inline-block;
  width: 160px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  background-color: #E6E6E6;
  color: #333333;
  font-size: 18px;
  font-family: PingFang SC;
  margin: 60px 60px 30px 0;
  cursor: pointer;
}

.btn.active {
  background-color: #86201D;
  color: #fff;
}

.list {
  display: block;
  color: #666666;
  padding: 30px 0;
  cursor: pointer;
  height: 173px;
  border-bottom: 1px dashed #CCCCCC;
}

.list>div {
  float: right;
  display: inline-block;
  vertical-align: middle;
  color: #666666;
}

.list .info {
  width: 675px;
  box-sizing: border-box;
  padding: 20px 30px;
  overflow: hidden;
  border-left: 1px solid #D9D9D9;
  text-overflow: ellipsis;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-right: 120px;
  transition: all 0.2s ease 0s;
}

.list .info .title {
  color: #333333;
  font-size: 18px;
  font-family: PingFang SC;
  font-weight: bold;
  margin-bottom: 18px;
}

.list .intro {
  height: 95px;
  overflow: hidden;
  font-size: 16px;
  font-family: PingFang SC;
  font-weight: 500;
  color: #666666;
  line-height: 30px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.pic img {
  width: 230px;
  height: 150px;
  margin-top: 15px;
}

.time {
  font-size: 24px;
  margin: 60px 30px 0;
}

.year {
  font-size: 16px;
}

.arrow {
  float: right;
  margin-top: 75px;
}

.list:hover {
  background-color: #F5F5F5;
}

.list:hover .info {
  margin-right: 80px;
}

.list:hover .title {
  color: #86201D;
}

.list .arrow.active {
  display: none;
}

.list:hover .arrow.default {
  display: none;
}

.list:hover .arrow.active {
  display: block;
}

.page {
  text-align: center;
  margin: 60px 0 115px;
}