.main_title{
    font-size: 40px;
    font-weight: bold;
    color: #000;
    margin-top: 35px;
    margin-bottom: 54px;
    font-family: Cambria, Liberation Serif, Hoefler Text, Georgia, Times New Roman, Noto Serif, Liberation Serif;
}
.network {
    width: 100%;
    flex: 1;
}
.network .content {
    width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}
.row{
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
}
.n_item {
    width: 490px;
}

.popver{
  width: 100%;
  border-bottom: 1px solid rgba(0, 147, 213, 0.5);
  /* padding-bottom: 2px; */
  box-sizing: border-box;
  position: relative;

}
.popver .title{
  font-weight: bold;
  font-size: 18px;
  color: #0093D5;
  /* border-bottom: 2px solid #0093D5; */
  padding-bottom: 8px;
  display: inline-block;
  position: relative;
}
.popver::after{
    display: block;
    content: '';
    width: 109px;
    height: 2px;
    background-color: #0093D5;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 99;
}
.ul_list {
    padding: 0;
}

.ul_list li{
  list-style-type: none;
  font-size: 18px;
  color: #474747;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  margin: 30px 0;
}
.ul_list li.active::before{
  margin-top: 8px;
  display: block;
  content: '';
  width: 8px;
  height: 4px;
  background: #0093D5;
  border-radius: 2px;
  margin-right: 4px;
}
/* .ul_list li .second{
  margin-left: 10px;
} */
.ul_list li .second li{
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  margin-top: 8px;
  min-width: 0;
}
.ul_list li .second li.dot::before{
  margin-top: 8px;
  display: block;
  content: '';
  width: 6px;
  height: 6px;
  background: #0093D5;
  border-radius: 3px;
  margin-right: 4px;
  flex-shrink: 0;
}