*{margin:0;padding:0;-webkit-tap-highlight-color: transparent;}
body{
    font-family:'microsoft yahei';
}
a{
    text-decoration: none;
    color:#333;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
    -webkit-user-select: none;
    -moz-user-focus: none;
    -moz-user-select: none;
}
.l{float:left;}
.r{float:right;}
.textcenter{text-align:center;}
li{list-style-type:none;}
em{font-style:normal}
.block{display:block;}
.none{display:none;}
.border3{border-radius:3px;}
.border5{border-radius:3px;}
.mrw10{margin-right:10px;}
.miw10{margin-left:10px;}
.mrw15{margin-right:15px;}
.miw15{margin-left:15px;}
.mrw20{margin-right:20px;}
.mlw20{margin-left:20px;}