/*格式化样式*/
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td {margin:0;padding:0;box-sizing:border-box;font-family: "Microsoft YaHei", "tahoma", "arial", "Hiragino Sans GB", "宋体", sans-serif;}
table {border-collapse:collapse;border-spacing:0;}
fieldset,img {border:0}
address,caption,cite,code,dfn,em,th,var {font-style:normal;font-weight:normal}
ol,ul {list-style:none}
caption,th {text-align:left}
h1,h2,h3,h4,h5,h6 {font-size:100%;font-weight:normal}
q:before,q:after {content:''}
abbr,acronym { border:0}
a{text-decoration: none; color: #444;;}
.bordernone{ border:0px;}
.clear::after {
    clear: both;
    content: "";
    display: table;
}
select {
    /*Chrome和Firefox里面的边框是不一样的，所以复写了一下*/
    border: solid 1px #000;
    outline:none;
    /*很关键：将默认的select选择框样式清除*/
    appearance:none;
    -moz-appearance:none;
    -webkit-appearance:none;

    /*在选择框的最右侧中间显示小箭头图片*/
    background: url("../images/arrow.png") no-repeat scroll right center transparent;
    border-radius: 0;

    /*为下拉小箭头留出一点位置，避免被文字覆盖*/
    padding-right: 14px;
}
input::-webkit-input-placeholder,textarea::-webkit-input-placeholder {color:#ccc;}
/*清除ie的默认选择框样式清除，隐藏下拉箭头*/
select::-ms-expand { display: none; }

/*文字排版*/
.f10{font-size:10px}
.f11{font-size:11px}
.f12{font-size:12px}
.f13{font-size:13px}
.f14{font-size:14px}
.f15{font-size:15px}
.f16{font-size:16px}
.f17{font-size:17px}
.f18{font-size:18px}
.f19{font-size:19px}
.f20{font-size:20px}
.fb{font-weight:bold}
.fn{font-weight:normal}
.t2{text-indent:2em}


/*定位*/
.tl{text-align:left}
.tc{text-align:center}
.tr{text-align:right}
.fl{float:left;display:inline}
.fr{float:right;display:inline}
.cb{clear:both}
.cl{clear:left}
.cr{clear:right}
.vm{vertical-align:middle}
.pr{position:relative}
.pa{position:absolute}
.pf{position:fixed}
.abs-right{position:absolute;right:0}
.zoom{zoom:1}
.hidden{visibility:hidden}
.over-hidden{overflow: hidden;}
.clearboth{clear:both;}
.none{display:none}