body {
  background-color: #f5f5f5;
}
.white_box {
  background-color: #fff;
  padding: 0 20px;
}
.zt_title {
  border-bottom: 2px solid #ddd;
  line-height: 48px;
  height: 48px;
  margin-bottom: 20px;
}
.zt_title p {
  float: left;
  font-size: 20px;
  height: 48px;
  padding: 0 14px;
  font-weight: bold;
  color: #225c9f;
  border-bottom: 2px solid #225c9f;
}
.zt_zdzt {
  overflow: hidden;
  margin: 0 -10px;
}
.zt_zdzt li {
  width: 33.333%;
  float: left;
  padding: 0 10px;
}
.zt_zdzt li a {
  position: relative;
  display: block;
}
.zt_zdzt li a img {
  display: block;
  width: 100%;
  height: 200px;
}
.zt_zdzt li a p {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  line-height: 48px;
  color: #fff;
  padding: 0 14px;
  text-align: center;
  background-color: rgba(0, 0, 0, 0.5);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  /* 定义文本的行数 */
  overflow: hidden;
  text-overflow: ellipsis;
}
.zt_list {
  margin: 0 -5px;
  overflow: hidden;
}
.zt_list li {
  float: left;
  width: 33.333%;
  padding: 0 5px;
  margin-bottom: 10px;
}
.zt_list li a {
  display: block;
  line-height: 48px;
  padding-left: 40px;
  padding-right: 14px;
  border: 1px solid #ddd;
  background: url(../../images/zt/ztzl_ico.png) no-repeat 15px center;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  /* 定义文本的行数 */
  overflow: hidden;
  text-overflow: ellipsis;
}
.zt_list li a:hover {
  color: #225c9f;
  background-color: #f5f5f5;
}
@media all and (max-width: 992px) {
  .zt_zdzt li a img {
    height: 180px;
  }
}
@media all and (max-width: 767px) {
  .zt_zdzt li {
    width: 100%;
    margin-bottom: 10px;
  }
  .zt_zdzt li a img {
    height: auto;
  }
  .zt_list li {
    width: 100%;
  }
}