.t2-main{
    background: #FFFFFF;
    height: auto;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 3fr;
    grid-column-gap: 50px;
    font-family: Microsoft YaHei;
    grid-auto-flow: column;
   }
   .list-box{
     width: 240px;
     height: 230px;
   }
   .list-title{
     font-size: 20px;
     height: 50px;
     border-bottom:1px solid #EBEDF0;
     font-weight: bold;
     color: #333333;
     display: flex;
     align-items: center;
   }
   .list-li{
     font-size: 14px;
     height: 60px;
     border-bottom:1px dashed #EBEDF0;
     color: #333333;
     display: flex;
     align-items: center;
     padding-left: 24px;
     cursor: pointer;
   }
   .list-li:hover{
     color: #4194FF;
   }
   .list-li-active{
     color: #4194FF;
   }
   .title-w{
     font-size: 20px;
     font-family: Microsoft YaHei;
     font-weight: bold;
     color: #30425E;
     margin-top: 20px;
     height: 50px;
     display: flex;
     align-items: center;
   }
   .main-box{
     display: none;
   }
   .show{
     display: block;
   }
   .title-w2{
     font-size: 14px;
     font-weight: 400;
     color: #818D9F;
     line-height: 28px;
     text-align: justify;
   }