*{

margin: 0; padding: 0;

box-sizing: border-box;

}

body{

width: 100%;

font-size: 12px;

font-family: microsoft yahei,"微软雅黑";

}

ul,ol,li{

list-style: none;

}

a{

text-decoration: none;

color: #666666;

}

img{

border: none;

}

.clearfix:after{

content: ".";

clear: both;

display: block;

height: 0;

visibility: hidden;

}