CSS初始化

/* CSS Document */

html, body, div, span, object, iframe,h1, h2,

h3, h4, h5, h6, p, blockquote, pre,abbr, address, cite, code,del, dfn,

em, img, ins,kbd, q, samp,small, strong, sub, sup, var,b, i,dl, dt, dd,

ol, ul, li,fieldset, form, label, legend,table, caption, tbody,

tfoot,thead,tr, th, td,article, aside, canvas, details, figcaption,

figure, footer, header, hgroup, menu, nav, section, summary,time, mark,

audio, video {

margin:0;

padding:0;

border:0;

outline:0;

font-size:100%;

vertical-align:baseline;

background:transparent;

outline-style:none;/*FF*/

}

body {

line-height:1;

}

a{

margin:0;

padding:0;

border:0;

font-size:100%;

vertical-align:baseline;

background:transparent;

}

a:hover,a:focus{

text-decoration:none;

bblr:expression(this.onFocus=this.blur());/*IE*/

outline-style:none;/*FF*/

}

table {

border-collapse:collapse;

border-spacing:0;

}

input, select {

vertical-align:middle;

}

/*css为clearfix，清除浮动*/

.clearfix::before,

.clearfix::after{

content: "";

height: 0;

line-height: 0;

display: block;

visibility: hidden;

clear: both;

}

.clearfix:after{clear:both;}

.clearfix{

*zoom:1;/*IE/7/6*/

}