.sub_relation_page {
  padding: 30px 0 90px;
}

.sub_relation_page_main {
  margin-top: 40px;
}

.sub_relation_page_main .article {
  float: left;
  width: 70%;
}

.sub_relation_page_main .aside {
  float: right;
  width: 25.5%;
}

@media (max-width: 768px) {
  .sub_relation_page {
    padding: 30px 0 50px;
  }

  .sub_relation_page_main .article {
    width: 100%;
  }

  .sub_relation_page_main .aside {
    width: 100%;
    margin-top: 30px;
  }
}


.sub_relation_page_main .aside .news {
  margin-bottom: 50px;
}

.sub_relation_page_main .aside .aside_tit {
  display: flex;
  align-items: center;
  padding: 14px 24px;
  background-position: top center;
  background-repeat: no-repeat;
  background-size: contain;
  margin-bottom: 15px;
}

.sub_relation_page_main .aside .aside_tit h4 {
  font-size: 22px;
  color: #fff;
  font-style: italic;
}

.sub_relation_page_main .aside .aside_tit a {
  margin-left: auto;
  font-size: 15px;
  color: rgba(255, 255, 255, .64);
}

.sub_relation_page_main .aside .aside_tit a:hover {
  color: #fff;
}

.sub_relation_page_main .aside .news li a {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  font-size: 16px;
}

.sub_relation_page_main .aside .news li:nth-last-child(1) a {
  margin-bottom: 0;
}

.sub_relation_page_main .aside .news li i {
  width: 25px;
}

.sub_relation_page_main .aside .news li:nth-child(1) i {
  color: #f50000;
}

.sub_relation_page_main .aside .news li:nth-child(2) i {
  color: #ff7e00;
}

.sub_relation_page_main .aside .news li:nth-child(3) i {
  color: #ffba00;
}

.sub_relation_page_main .aside .news li h4 {
  width: calc(100% - 25px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #152b4b;
  font-weight: normal;
}

.sub_relation_page_main .aside .news li a:hover h4 {
  color: #22a9e1;
}

.sub_relation_page_main .aside .exhibitions .top li a {
  display: block;
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.sub_relation_page_main .aside .exhibitions .top li a .cover {
  display: block;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  transition: all .4s;
}

.sub_relation_page_main .aside .exhibitions .top li a h4 {
  display: block;
  font-size: 15px;
  color: #fff;
  background: rgba(0, 0, 0, .5);
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding: 4px 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 30px;
  z-index: 2;
}

.sub_relation_page_main .aside .exhibitions .top li a:hover .cover {
  transform: scale(1.1);
}

.sub_relation_page_main .aside .exhibitions .list li a {
  display: flex;
  margin-top: 20px;
  height: 100px;
}

.sub_relation_page_main .aside .exhibitions .list li a .cover {
  width: 160px;
  height: 100%;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}

.sub_relation_page_main .aside .exhibitions .list li a .msg {
  width: calc(100% - 160px);
  padding-left: 20px;
  display: flex;
  flex-direction: column;
}

.sub_relation_page_main .aside .exhibitions .list li a .msg h4 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 15px;
  color: #152743;
  font-weight: normal;
}

.sub_relation_page_main .aside .exhibitions .list li a .msg span {
  font-size: 14px;
  color: #acb2bb;
  margin-top: auto;
}

.sub_relation_page_main .aside .exhibitions .list li a:hover .msg h4 {
  color: #22a9e1;
}