html,body{width: 100%;height: 100%;}
body{margin:0; padding:0px;}
img{border:0;}
a:link{text-decoration:none;}
a:visited{text-decoration:none;}
a:hover{text-decoration:none;}
a:active{text-decoration:none;}
body,td,th,div,ul,li{font-family:Microsoft Yahei,Constantia,SimHei,Arial,Helvetica,sans-serif;font-size:12px;}
ul{margin:0;padding:0;}
li{list-style-type:none;margin:0;padding:0;}
textarea,input{-webkit-appearance: none; outline: none;}

/*解决safari浏览器表单元素默认UI渲染问题,去除谷歌浏览器默认高亮表单*/