最常用的CSS Reset:

复制代码代码如下:
*{
margin:0;
padding:0;
}

通过遍历DOM树将内外边距重置为0 但从性能与功能上都还有所不足

介绍两个比较不错的Reset.css 分别来自雅虎YUI和Eric Meyer
建议根据自己的项目精简

雅虎YUI 3.8.0 Reset.css

复制代码代码如下:
/*
YUI 3.8.0 (build 5744)
Copyright 2012 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.</p> <p><a href="http://yuilibrary.com/license/">http://yuilibrary.com/license/</a></p> <p>*/
/*
TODO will need to remove settings on HTML since we can't namespace it.
TODO with the prefix, should I group by selector or property for weight savings?
*/
html{
color:#000;
background:#FFF;
}
/*
TODO remove settings on BODY since we can't namespace it.
*/
/*
TODO test putting a class on HEAD.
- Fails on FF.
*/
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,
form,fieldset,legend,input,textarea,p,blockquote,th,td {
margin:0;
padding:0;
}
table {
border-collapse:collapse;
border-spacing:0;
}
fieldset,img {
border:0;
}
/*
TODO think about hanlding inheritence differently, maybe letting IE6 fail a bit...
*/
address,caption,cite,code,dfn,em,strong,th,var {
font-style:normal;
font-weight:normal;
}</p> <p>ol,ul {
list-style:none;
}</p> <p>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;
font-variant:normal;
}
/* to preserve line-height and selector appearance */
sup {
vertical-align:text-top;
}
sub {
vertical-align:text-bottom;
}
input,textarea,select {
font-family:inherit;
font-size:inherit;
font-weight:inherit;
}
/*to enable resizing for IE*/
input,textarea,select {
*font-size:100%;
}
/*because legend doesn't inherit in IE */
legend {
color:#000;
}
/* YUI CSS Detection Stamp */
#yui3-css-stamp.cssreset { display: none; }

Eric Meyer’s Reset CSS v2.0

复制代码代码如下:
/* <a href="http://meyerweb.com/eric/tools/css/reset/">http://meyerweb.com/eric/tools/css/reset/</a>
v2.0 | 20110126
License: none (public domain)
*/</p> <p>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;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: '';
content: none;
}
table {
border-collapse: collapse;
border-spacing: 0;
}


在你的网页代码中引入这样的样式就可以使用了。