.catalog_header {
  height: 678px;
  background: url(../images/catalog_bg_header.png) no-repeat;
  background-size: 100% 100%;
  padding-top: 67px;
}
.catalog_header .catalog_title {
  display: flex;
  justify-content: center;
  margin-top: 104px;
}
.catalog_header .catalog_title img {
  width: 90%;
}
.catalog_header .catalog_desc {
  font-size: 18px;
  color: #fff;
  line-height: 36px;
  margin-top: 112px;
  text-align: center;
}
.module {
  margin-top: 70px;
}
.module .module_title {
  display: flex;
  justify-content: center;
  font-size: 36px;
  color: #015293;
  background: url(../images/catalog_bg_module_title.png) no-repeat;
  background-size: 100% 33px;
  background-position: center;
  font-weight: 700;
}
.module .module_list {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  row-gap: 35px;
  column-gap: 21px;
  margin-top: 44px;
}
.module .module_list li {
  width: 48%;
  height: 84px;
  background-color: #ecf6ff;
  border-radius: 10px;
  border: 1px solid transparent;
}
.module .module_list li a {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  font-size: 20px;
  color: #2468a7;
}
.module .module_list li:hover {
  border-color: #015293;
}
.module .module_list.first li:nth-last-child(2),
.module .module_list.first li:last-child {
  width: 100%;
}