.sidebar .lv2-nav .lv3 { padding-left: 18%;}
.sidebar .lv2-nav .lv3 a::before { display: none;}
.teach-list li .info { font-size: .14rem;
    line-height: .22rem;   margin: 0.05rem 0; padding: 0;}
    .teach-list li .info.tt4 { max-height: .88rem;}
    .teach-list li .info.xb { color: #025baa;
 
    font-size: .15rem;}
/* style */