body{margin: 0px; padding:0px; font-family: "宋体"; font-size:12px; line-height:180%; }
.s1{ color:#005dad; }
.s2{ color:#636563; }
.s3{ color:#313031; }
.s4{ color:#313031; background-color:#efefef; width:576px; height:35px; border:1px; border-color:#000; }