body,ul,ol,li,p,h1,h2,h3,h4,h5,h6,form,fieldset,table,td,img,div{margin:0;padding:0;border:0;} 
body{color:#333;font-size:14px;font-family:"微软雅黑";}
 
ul,ol{list-style-type:none;} 
select,input,img,select{vertical-align:middle;} 
 
a{text-decoration:none;color: #333;}

.sy-ui-box{display: block;}
.sy-ui-float-left{float: left;}
.sy-ui-float-right{float: right;}
.sy-ui-clear{clear: both;}
.sy-ui-margin-top{ margin-top: 15px; }
.sy-ui-margin-center{ margin:0 auto; }
.sy-ui-width{ width: 1100px; }
.sy-ui-border-none{ border: none !important; }
.sy-ui-margin-clear{ margin: 0 !important; }