/* CSS reset 开始 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    -webkit-font-smoothing: antialiased;
    font-family: "PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif; 
    font-size:12px;
    margin:0 auto;
}
ol,ul,
li {
    list-style: none;
}
a { 
    text-decoration:none; 
    color:#333; 
}
a:hover{
    text-decoration:none;
}
img{ 
    border:0;
    vertical-align: middle; 
}
input, 
textarea {
     box-sizing: border-box; 
}
/* CSS reset 结束 */

/* 公用 开始 */
/* 清除浮动 */
.clearfix:after { 
    content: "."; 
    display: block; 
    height: 0; 
    font-size: 0;
    clear: both; 
    visibility: hidden;
}
/*强制换行   禁止换行*/
.break_word { 
    word-wrap:break-word; 
    word-break:break-all;
}
.keep_all { 
    word-break:keep-all; 
    white-space:nowrap; 
}
/* 超出显示省略号 */
.ellipsis { 
    overflow: hidden;
    text-overflow: ellipsis;  
    display: block;
    white-space: nowrap;
 }
/* 公共结束 */