.sub_exhibition_page {
  background-color: #f9f9f9;
}

.sub_exhibition_page .article {
  width: 74%;
}

.sub_exhibition_page .aside {
  width: 25%;
  background: #fff;
  padding: 20px;
}

.sub_exhibition_detail .top {
  padding: 25px;
  background: #fff;
  margin-bottom: 20px;
}

.sub_exhibition_detail .top .cover {
  float: left;
  width: 50%;
  height: 350px;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  border-radius: 4px;
  overflow: hidden;
}

.sub_exhibition_detail .top .msg {
  float: left;
  width: 50%;
  padding-left: 20px;
}

.sub_exhibition_detail .top .msg h4 {
  border-bottom: 1px solid #e3e3e9;
  padding-bottom: 15px;
}

.sub_exhibition_detail .top .msg h4 em {
  display: block;
  font-size: 24px;
  color: #000;
}

.sub_exhibition_detail .top .msg h4 span {
  display: block;
  font-weight: normal;
  font-size: 17px;
  margin-top: 8px;
}

.sub_exhibition_detail .top .msg .cnt {
  margin-top: 15px;
}

.sub_exhibition_detail .top .msg .cnt span,
.sub_exhibition_detail .top .msg .cnt a {
  display: block;
  font-size: 16px;
  color: #000;
  margin-bottom: 8px;
}

.sub_exhibition_detail .content {
  background: #fff;
  padding: 25px;
  color: #333;
  line-height: 34px;
  font-size: 17px;
  word-break: break-all;
  word-wrap: break-word;
}

.sub_exhibition_detail .content img {
  max-width: 100% !important;
}

@media (max-width: 768px) {

  .sub_exhibition_page .article,
  .sub_exhibition_page .aside {
    width: 100%;
  }

  .sub_exhibition_detail .top,
  .sub_exhibition_detail .content {
    padding: 16px;
  }

  .sub_exhibition_detail .top .cover {
    width: 100%;
    height: 190px;
  }

  .sub_exhibition_detail .top .msg {
    padding-left: 0;
    width: 100%;
    margin-top: 10px;
  }

  .sub_exhibition_detail .top .msg h4 em {
    font-size: 20px;
  }

  .sub_exhibition_detail .top .msg h4 span {
    font-size: 15px;
  }

  .sub_exhibition_detail .top .msg .cnt span,
  .sub_exhibition_detail .top .msg .cnt a {
    font-size: 14px;
  }
}