*{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
*:before,*:after{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}
html,body,ul,li,h1,h2,h3,h4,h5,h6,dl,dt,dd,form,input,button,textarea,p{margin:0;padding:0}
body{background:#fff;color:#555;font-size:14px;font-family: "Microsoft YaHei","Arial","黑体","宋体",sans-serif}
td,th{font-size:14px}
h1,h2,h3,h4,h5,h6{font-weight:normal;font-size:100%}
a{color:#555;text-decoration:none}
img{border:none;vertical-align:middle}
ul,li{list-style:none}
input,textarea,select,button{font:14px "Microsoft YaHei","Arial","黑体","宋体",sans-serif}
.clearfix:before,.clearfix:after{content:"";display:table;clear:both;visibility:hidden}
.clearfix{*zoom:1}
.lf{float: left}
.rt{float: right}
.w1200{width: 1200px;margin: 0 auto}