body {
}
table, table tr th, table tr td 
{
    border: 1px solid grey;
    height: 30px;
    word-break: break-all;
    font-size: 14px;
    white-space:nowrap;
    line-height:50px;
    padding:0 1em 0;
    empty-cells:show;
    margin:0 auto;
    border-collapse: collapse;
    border-spacing: 0;
}
.tabs {
   width:1120px;
   overflow:auto;
}
ul li 
{
height: 30px;
line-height: 30px;
list-style-type: none;
}
a:link
{
color: black;
}
/* 未访问的链接 */
a:visited
{
color: black;
}
/* 已访问的链接 */
a:hover {
color: gray;
}
/* 鼠标移动到链接上 */
ul
{
width: 200px;
}

ul li a 
{
text-decoration: none;
}

.yy
{
width: 400px;
height: 50px;
line-height: 50px;
float: left;
background-color: #dbd4d4;
text-align: center;
}
.yy a
{
text-decoration: none;
}