.main_content {
  width: 1200px;
  overflow: unset;
}
.main_content_content {
  width: 1230px;
}
.card_title {
  margin-bottom: 20px;
}
.part_item {
  width: 100%;
  margin-bottom: 8px;
  font-size: 0;
}
.part_item .link_item {
  width: 216px;
  height: 46px;
  line-height: 46px;
  text-align: center;
	font-family: MicrosoftYaHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	letter-spacing: 0px;
  color: #333333;
  cursor: pointer;
  display: inline-block;
  margin-right: 30px;
  margin-bottom: 22px;
  position: relative;
}
.part_item .link_item .link_item_text {
  display: block;
  width: 100%;
  height: 100%;
  background-color: #ecf6ff;
}
.part_item .link_item.has_children .link_item_text::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 0;
}
.part_item .link_item_text:hover,
.part_item .link_item_active .link_item_text {
  background-color: #48abff;
  color: #ffffff;
}
.part_item .link_item .dropdown_content {
  position: absolute;
  top: 46px;
  left: 0;
  width: 100%;
  padding: 4px 0;
  display: none;
  border: solid 1px #f5f5f5;
  /* max-height: 194px; */
  overflow-x: hidden;
  overflow-y: auto;
  z-index: 1;
}
.part_item .link_item .dropdown_content::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}
.part_item .link_item .dropdown_content::-webkit-scrollbar-thumb {
  background: #cbcbcb;
}
.part_item .link_item .dropdown_content::-webkit-scrollbar-track {
  background: #fff;
}
.part_item .link_item .dropdown_item {
  width: 100%;
  height: 46px;
  line-height: 46px;
  text-align: center;
  background-color: #ffffff;
	font-family: MicrosoftYaHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	letter-spacing: 0px;
  color: #333333;
  cursor: pointer;
}
.part_item .link_item .dropdown_item:hover {
  background-color: #e8f4ff;
	color: #48abff;
}
@media screen and (max-width: 1200px) {
  .main_content {
    width: 100%;
  }
  .main_content_content {
    width: calc(100% + .3rem);
  }
  .card_title {
    margin-bottom: .20rem;
  }
  .part_item {
    margin-bottom: .21rem;
  }
  .part_item .link_item {
    width: calc(50% - .3rem);
    height: .78rem;
    line-height: .78rem;
    font-size: .26rem;
    color: #666666;
    margin-right: .3rem;
    margin-bottom: .2rem;
  }
  .part_item .link_item .link_item_text {
    background-color: #eef6fe;
    color: #666666;
  }
  .part_item .link_item.has_children .link_item_text::after {
    content: '';
    right: .3rem;
    top: .3rem;
    display: inline-block;
    width: 8px;
    height: 8px;
    border-top: 1px solid #666666;
    border-right: 1px solid #666666;
    transform: rotate(135deg);
    -webkit-transform: rotate(135deg);
  }
  .part_item .link_item_active .link_item_text {
    background-color: #48abff;
    color: #ffffff;
  }
  .part_item .link_item .dropdown_content {
    position: absolute;
    top: .78rem;
    left: 0;
    width: 100%;
    padding: .04rem 0;
    display: none;
    border: solid 1px #f5f5f5;
    max-height: 2.44rem;
  }
  .part_item .link_item .dropdown_content::-webkit-scrollbar {
    width: 4px;
    height: 4px;
  }
  .part_item .link_item .dropdown_content::-webkit-scrollbar-thumb {
    background: #cbcbcb;
  }
  .part_item .link_item .dropdown_content::-webkit-scrollbar-track {
    background: #fff;
  }
  .part_item .link_item .dropdown_item {
    height: .78rem;
    line-height: .78rem;
    font-size: .26rem;
  }
}