/* 清除内外边距 */
 body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, /* structural elements 结构元素 */
 dl, dt, dd, ul, ol, li, /* list elements 列表元素 */
 pre, /* text formatting elements 文本格式元素 */
 fieldset, lengend, button, input, textarea, /* form elements 表单元素 */
 th, td { /* table elements 表格元素 */
     margin: 0;
     padding: 0;
 }
button, input, select, textarea { /* for ie */
    font: 16px Microsoft YaHei, Helvetica, Arial, "\5b8b\4f53", sans-serif;
}
/* 重置列表元素 */
ul, ol { list-style: none; }
/* 重置文本格式元素 */
a { text-decoration: none; }
a:hover { text-decoration: none; }
fieldset, img { border: 0; }
input {
    border: none;
    outline: none;
    -webkit-appearance: none;
}
/*commom css*/
/*清除浮动*/
.clearfix { clear: both; *zoom:1;}
.clearfix:after { display: block; clear: both; content: ""; visibility: hidden; height: 0; }
/*文本超出显示省略号*/
.ehn, .otw, .tow { text-overflow: ellipsis; overflow: hidden; white-space: nowrap; }
.fr { float: right;}
.fl { float: left;}