:root{
  --button-color:#d5440b;
}
.list .container{
  max-width: 1080px;
}
.keyword-list{
  height: 2rem;
  overflow: hidden;
  padding-right: 3rem;
  position: relative;
}
.keyword-list.act{
  /* max-height: 30vh; */
  height: auto;
  /* overflow: auto; */
}
.keyword-toggle{
  cursor: pointer;
  position: absolute;
  right: 0;
  top: 2px;
}
.keyword-toggle::before{
  content: '\66f4\591a';
  color:var(--button-color);
  padding-right: 2px;
}
.keyword-list.act .keyword-toggle::before{
  content: '\6536\8d77';
}
.keyword-toggle::after{
  content:'';
  position: relative;
  width: 0;
  height: 0;
  top:15px;
  border-style: solid;
  border-width: 4px 4px 0 4px;
  border-color: var(--button-color) transparent transparent transparent;
}
.keyword-list.act .keyword-toggle::after{
  top:-14px;
  border-width: 0 4px 4px 4px;
  border-color: transparent transparent var(--button-color) transparent;
}
.keyword{
  display: inline-block;
  padding:2px 12px;
  margin-right:16px;
  margin-bottom:8px;
  background-color: #EEEEEE;
}
.keyword.act{
  background-color: var(--button-color);
  color:#fff
}
.article{
  padding-left: 10px;
  padding-right:10px;
}
.article-box{
  max-width: 340px;
  box-shadow: 0 0 0 1px #ededed;
  border-radius: 6px;
  overflow: hidden;
}
.article-box:hover{
  box-shadow:0 0 1px 1px #ddd, 4px 4px 5px #d2d2d2, 5px 5px 5px #e2e2e2, 6px 6px 5px #e9e9e9, 7px 7px 5px #efefef, 8px 8px 5px #fafafa;
  transition: all .4s;
}
.img-box{
  width: 340px;
  height: 200px;
}
.img-box img{
  object-fit: cover;
  object-position: 50% 0;
  width: 100%;
  height: 100%;
}
.article-title{
  line-height: 1.4;
  font-size: 1.25rem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.article-description{
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  color:#686868;
}