.SLB .tjnj-list li{width: 48%;}
.SLB .rqtb{font-size: 36px;height: auto;}

@media screen and (max-width: 1240px){
    .SLB .rqtb{font-size: 32px;}
}


@media screen and (max-width:750px){
    .SLB .tjnj-list li{width: auto;float: none;}
    .SLB .rqtb{font-size: 22px;}
    .SLB .rqtb span{line-height: 50px;}

}