body { font: 400 12px/16px "微软雅黑",arial;min-width:83em;font-family: PingFang SC; }
.mobile{display: none !important;}
.pc{display: block;}
#header2{display: none !important;}
@media only screen and (min-width: 350px) and (max-width: 639px){
    body { 
        font: 400 12px/12px "微软雅黑",arial;
        font-family:Helvetica;
        min-width: auto;
    }
    #header2{display: block !important;}
}
@media only screen and (min-width: 310px) and (max-width: 350px){
    body { 
        font: 400 10px/10px "微软雅黑",arial;
        font-family:Helvetica;
        min-width: auto;
    }
    #header2{display: block !important;}
}

.hide { display: none; }
.hidden { visibility: hidden; }



.clear { clear: both; }
.clearLeft { clear: left; }
.clearRight { clear: right; }



.wrapper { width: 83em; margin: 0 auto; }



a:link, a:visited { color: #727272; text-decoration: none; border: 0; }
a:hover, a:visited:hover { color: #4276EF; text-decoration: underline; border: 0; }



.textLeft { text-align: left; }
.textCenter { text-align: center; }
.textRight { text-align: right; }