CSS：解决各大浏览器默认属性的三种方法

三种方案基本无区别，第三是最新的，如果前两种解决不了，用第三种。

一，经典版本

html, body, div, span,applet, object, iframe, table, caption,     
tbody, tfoot, thead, tr,th, td, del, dfn, em, font, img, ins,     
kbd, q, s, samp, small,strike, strong, sub, sup, tt, var,     
h1, h2, h3, h4, h5, h6,p, blockquote, pre, a, abbr,     
acronym, address, big,cite, code, dl, dt, dd, ol, ul, li,     
fieldset, form, label,legend {     
    vertical-align: baselinebaseline;     
    font-family: inherit;     
    font-weight: inherit;     
    font-style: inherit;     
    font-size: 100%;     
    outline: 0;     
    padding: 0;     
    margin: 0;     
    border: 0;     
}     

:focus {     
    outline: 0;     
}     

body {     
    background: white;     
    line-height: 1;     
    color: black;     
}     

ol, ul {     
    list-style: none;     
}     

table {     
    border-collapse: separate;     
    border-spacing: 0;      
}     

caption, th, td {     
    font-weight: normal;     
    text-align: left;     
}     

blockquote:before,blockquote:after, q:before, q:after {     
    content: "";     
}     

blockquote, q {     
    quotes: "" "";     
} 

二，雅虎方案

body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,     
form,fieldset,input,textarea,p,blockquote,th,td{     
    padding: 0;     
    margin: 0;     
}     

table {     
    border-collapse: collapse;     
    border-spacing: 0;     
}     

fieldset,img {     
    border: 0;     
}     

address,caption,cite,code,dfn,em,strong,th,var{     
    font-weight: normal;     
    font-style: normal;     
}     

ol,ul {     
    list-style: none;     
}     

caption,th {     
    text-align: left;     
}     

h1,h2,h3,h4,h5,h6 {     
    font-weight: normal;     
    font-size: 100%;     
}     

q:before,q:after {     
    content:'';     
}     

abbr,acronym {
    border:0;     
}  

三，新方案

html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code
, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video
    { margin:0; padding:0; border:0; font-size:100%; font:inherit; vertical-align:baseline; outline:none; }
html
    { height:101%; } /* 总是显示滚动条 */
body
    { font-size:62.5%; line-height:1; font-family:Arial, Tahoma, Verdana, sans-serif; }
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section
    { display:block; }
img
    { border:0; max-width:100%; }
a
    { text-decoration:none; }
a:hover
     { text-decoration:underline; }
ol, ul
    { list-style:none; }
blockquote, q
    { quotes:none; }
blockquote:before, blockquote:after, q:before, q:after
     { content:""; content:none; }
strong
    { font-weight:bold; } 
input
    { outline:none; }
table
    { border-collapse:collapse; border-spacing:0; }