html {color: #5a5a5a;-webkit-text-size-adjust: 100%;-ms-text-size-adjust: 100%;height:100%}
body { min-width: 320px; background:#f2f2f2;}
*{ margin:0; padding:0;list-style: none; -webkit-tap-highlight-color:transparent;font-family:arial,Microsoft YaHei,\5b8b\4f53;}
h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal;}
input,textarea,select,code,kbd,pre,samp {font-size:100%;}
input,button,select, textarea{border:none;outline: none;}
input::-webkit-outer-spin-button,input::-webkit-inner-spin-button { }
input[type="button"] {-webkit-appearance: none;}

a{text-decoration:none;-webkit-tap-highlight-color:rgba(0,0,0,0);outline:none;color: #252526;}
img { vertical-align: top}

body::-webkit-scrollbar {width: 5px; height: 1px;}
body::-webkit-scrollbar-thumb {border-radius: 5px;background: #ccc;}

.clearfix:after{display:block;clear:both;content:"";visibility:hidden;height:0;}
.clearfix{clear:both;}

/* */
@media screen and (min-width:240px) {
    html,body,button,input,select,textarea {
        font-size: 0.563rem/*9px*/
    }
}

@media screen and (min-width:320px) {
    html,body,button,input,select,textarea {
        font-size: 0.75rem/*12px*/
    }
}

@media screen and (min-width:380px) {
    html,body,button,input,select,textarea {
        font-size: 0.875rem/*14px*/
    }
}

@media screen and (min-width:420px) {
    html,body,button,input,select,textarea {
        font-size: 1rem/*16px*/
    }
}

@media screen and (min-width:450px) {
    html,body,button,input,select,textarea {
        font-size: 1.063rem/*17px*/
    }
}

@media screen and (min-width:480px) {
    html,body,button,input,select,textarea {
        font-size: 1.125rem/*18px*/
    }
}

@media screen and (min-width:540px) {
    html,body,button,input,select,textarea {
        font-size: 1.25rem/*20px*/
    }
}

@media screen and (min-width:600px) {
    html,body,button,input,select,textarea {
        font-size: 1.375rem/*22px*/
    }
}

@media screen and (min-width:640px) {
    html,body,button,input,select,textarea {
        font-size: 1.5rem/*24px*/
    }
}