.online2 .tj{background:#0080cc;border-color:#0080cc;}
.H_o .list li a{display:block;}
.H_o .list li a i{height:150px;overflow:hidden;position:relative;display:block;}
.H_o .list li a i img{position:absolute;top:0;bottom:0;left:0;right:0;margin:auto;}