.box {
    display: flex;
    flex-wrap: wrap;}
.box :nth-child(odd){ margin-right:20px;}
.business_card {
    width: 417px; 
    height:auto; 
    margin-bottom:20px; 
    background-color: #ffffff; 
    border:1px solid #d0d0d0;
    box-shadow: 0px 0px 10px #d0d0d0;}
.business_card h3 {
    display: block; 
    width: 100%; 
    height: 60px; 
    background: url(https://urban.pkusz.edu.cn/images/icon_leader_bg.jpg) no-repeat center center; 
    font-size: 18px; 
    color: #ffffff; 
    line-height: 60px;
    font-weight: bold; 
    text-indent: 2em;}
.business_card .bc_content:nth-child(4){
border-bottom:none!important;}
.business_card .bc_content {
    display:flex; 
    width:100%; 
    padding:20px 0; 
    border-bottom:1px solid #e6e6e6; 

    justify-content: space-between;}

.business_card .bc_content>span {
    display: block;
    font-size: 16px;
    color: #333333;
    width: auto;
    text-align: right;
    min-width: 21%;
    padding-right: 22px;
    text-align: right;
    border-right: 1px solid #e6e6e6;}
.business_card .bc_content>span+span {
display:block;
    padding-right: 10px;
    width: 70%;
    text-align: left;
    border-right: 0px;
    line-height: 26px;}
.o_members .m_post{
padding-left:0!important;
text-indent:0!important;}