div,body,h1,h2,h3,h4,h5,h6,p,span,form,input,select,table,ul,li,a{margin: 0;padding: 0}
img{border:none}
a{text-decoration: none;color: #000;outline:none;}
a:hover{text-decoration: none;}
a:link,a:visited{text-decoration:none;}
h1,h2,h3,h4,h5,h6{font-weight: normal}
textarea{resize:none;}
li{list-style: none}
body{font-family: "微软雅黑";font-size: 16px;background-color: #f2f2f2;width:100%;height: 100%;}
.l_float{float: left}
.r_float{float: right}
.clear{clear: both;}