p{
    height: 40px;
    background-color: #ccc;
    font-size: 14px;
}

div{
    height: 30px;;
     width: 600px;
     background:  url("img/5.png");
 }
 a:hover{
     text-decoration: underline;
     color:#03c;/*鼠标悬停*/
 }
 
 a{font-size:22px;}
 a:hover{
     font-size: 120%;
 }
 table{
     width: 500px;
     height: 200px;
 }
 table,td,th{
     border: 1px solid #eee;
 }