/*=========µ¼º½=========*/
div#nav {
float:left; 
width:931px; 
background:#fff; 
min-height:300px; 
line-height:72px;
padding-left:20px; 
padding-right:20px;
border-bottom:1px solid #e8e8e8;
}

div#nav a{
color:#5c5c5c;
}