.lj1{float:left; padding:0 9px;
    height: 30px;
   display: block;
    text-align: center;
    line-height: 30px;}
.lj:hover{border:1px solid #333; font-weight:bold;}    
    
.lj2{width: 70px;
    height: 30px;
   
    display: block;
    text-align: center;
    line-height: 30px;}
.lj3{width: 90px;
    height: 30px;
   
    display: block;
    text-align: center;
    line-height: 30px;}
.lj4{width: 70px;
    height: 30px;
    font-weight:bold;
    display: block;
    text-align: center;
    line-height: 30px;}