网页设计参考 firefox 默认样式

虽然w3c制订了html的一些标准：浏览器们都会按照自己预定义的样式来解析渲染网页中的标签，firefox可以通过在地址栏里输入resource://gre/res/html.css的命令来得到firefox的默认样式表。要是ie也有这个命令该多好！你也可以在不同版本的firefox地址栏输入这个命令，这样就可以对比firefox不同版本的差异，这让我们在Reset CSS的时候有了重要的参考。
/* ***** BEGIN LICENSE BLOCK *****
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* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
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*
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* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Blake Ross <BlakeR1234@aol.com>
*
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* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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@namespace url(http://www.w3.org/1999/xhtml); /* set default namespace to HTML */
/* bidi */
[dir="rtl"] {
direction: rtl;
unicode-bidi: embed;
}
[dir="ltr"] {
direction: ltr;
unicode-bidi: embed;
}
bdo[dir] {
unicode-bidi: bidi-override;
}
/* blocks */
html, div, map, dt, isindex, form {
display: block;
}
body {
display: block;
margin: 8px;
}
p, dl, multicol {
display: block;
margin: 1em 0;
}
dd {
display: block;
-moz-margin-start: 40px;
}
blockquote {
display: block;
margin: 1em 40px;
}
address {
display: block;
font-style: italic;
}
center {
display: block;
text-align: -moz-center;
}
blockquote[type=cite] {
display: block;
margin: 1em 0px;
-moz-padding-start: 1em;
-moz-border-start: solid;
border-color: blue;
border-width: thin;
}
span[_moz_quote=true] {
color: blue;
}
pre[_moz_quote=true] {
color: blue;
}
h1 {
display: block;
font-size: 2em;
font-weight: bold;
margin: .67em 0;
}
h2 {
display: block;
font-size: 1.5em;
font-weight: bold;
margin: .83em 0;
}
h3 {
display: block;
font-size: 1.17em;
font-weight: bold;
margin: 1em 0;
}
h4 {
display: block;
font-weight: bold;
margin: 1.33em 0;
}
h5 {
display: block;
font-size: 0.83em;
font-weight: bold;
margin: 1.67em 0;
}
h6 {
display: block;
font-size: 0.67em;
font-weight: bold;
margin: 2.33em 0;
}
listing {
display: block;
font-family: -moz-fixed;
font-size: medium;
white-space: pre;
margin: 1em 0;
}
xmp, pre, plaintext {
display: block;
font-family: -moz-fixed;
white-space: pre;
margin: 1em 0;
}
/* tables */
table {
display: table;
border-spacing: 2px;
border-collapse: separate;
margin-top: 0;
margin-bottom: 0;
/* XXXldb do we want this if we're border-collapse:collapse ? */
-moz-box-sizing: border-box;
text-indent: 0;
}
table[align="left"] {
float: left;
}
table[align="right"] {
float: right;
text-align: start;
}
table[rules]:not([rules="none"]) {
border-collapse: collapse;
}
/* caption inherits from table not table-outer */
caption {
display: table-caption;
text-align: center;
-moz-box-sizing: border-box;
}
table[align="center"] > caption {
margin-left: auto;
margin-right: auto;
}
table[align="center"] > caption[align="left"] {
margin-right: 0;
}
table[align="center"] > caption[align="right"] {
margin-left: 0;
}
tr {
display: table-row;
vertical-align: inherit;
}
col {
display: table-column;
}
colgroup {
display: table-column-group;
}
tbody {
display: table-row-group;
vertical-align: middle;
}
thead {
display: table-header-group;
vertical-align: middle;
}
tfoot {
display: table-footer-group;
vertical-align: middle;
}
/* for XHTML tables without tbody */
table > tr {
vertical-align: middle;
}
td {
display: table-cell;
vertical-align: inherit;
text-align: inherit;
padding: 1px;
}
th {
display: table-cell;
vertical-align: inherit;
font-weight: bold;
padding: 1px;
}
tr > form:-moz-is-html, tbody > form:-moz-is-html,
thead > form:-moz-is-html, tfoot > form:-moz-is-html,
table > form:-moz-is-html {
/* Important: don't show these forms in HTML */
display: none !important;
}
/* inlines */
q:before {
content: open-quote;
}
q:after {
content: close-quote;
}
b, strong {
font-weight: bolder;
}
i, cite, em, var, dfn {
font-style: italic;
}
tt, code, kbd, samp {
font-family: -moz-fixed;
}
u, ins {
text-decoration: underline;
}
s, strike, del {
text-decoration: line-through;
}
blink {
text-decoration: blink;
}
big {
font-size: larger;
}
small {
font-size: smaller;
}
sub {
vertical-align: sub;
font-size: smaller;
line-height: normal;
}
sup {
vertical-align: super;
font-size: smaller;
line-height: normal;
}
nobr {
white-space: nowrap;
}
/* titles */
abbr[title], acronym[title] {
border-bottom: dotted 1px;
}
/* lists */
ul, menu, dir {
display: block;
list-style-type: disc;
margin: 1em 0;
-moz-padding-start: 40px;
}
ol {
display: block;
list-style-type: decimal;
margin: 1em 0;
-moz-padding-start: 40px;
}
li {
display: list-item;
}
/* nested lists have no top/bottom margins */
ul ul, ul ol, ul dir, ul menu, ul dl,
ol ul, ol ol, ol dir, ol menu, ol dl,
dir ul, dir ol, dir dir, dir menu, dir dl,
menu ul, menu ol, menu dir, menu menu, menu dl,
dl ul, dl