CSS之Rest（重置樣式）推薦

CSS Reset，意為重置預設樣式。 HTML中絕大部分標籤元素在網頁顯示中都有一個預設屬性值，通常為了避免重複定義元素樣式，需要進行重設預設樣式（CSS Reset）。舉幾個例子：

1.淘寶（CSS Reset）：

html {
	overflow-x: auto;
	overflow-y: scroll;
}

body, dl, dt, dd, ul, ol, li, pre, form, fieldset, input, p, blockquote, th, td {
	font-weight: 400;
	margin: 0;
	padding: 0;
}

h1, h2, h3, h4, h4, h5 {
	margin: 0;
	padding: 0;
}

body {
	background-color: #FFFFFF;
	color: #666666;
	font-family: Helvetica,Arial,sans-serif;
	font-size: 12px;
	padding: 0 10px;
	text-align: left;
}

select {
	font-size: 12px;
}

table {
	border-collapse: collapse;
}

fieldset, img {
	border: 0 none;
}

fieldset {
	margin: 0;
	padding: 0;
}

fieldset p {
	margin: 0;
	padding: 0 0 0 8px;
}

legend {
	display: none;
}

address, caption, em, strong, th, i {
	font-style: normal;
	font-weight: 400;
}

table caption {
	margin-left: -1px;
}

hr {
	border-bottom: 1px solid #FFFFFF;
	border-top: 1px solid #E4E4E4;
	border-width: 1px 0;
	clear: both;
	height: 2px;
	margin: 5px 0;
	overflow: hidden;
}

ol, ul {
	list-style-image: none;
	list-style-position: outside;
	list-style-type: none;
}

caption, th {
	text-align: left;
}

q:before, q:after, blockquote:before, blockquote:after {
	content: ””;
}html {
	overflow-x: auto;
	overflow-y: scroll;
}

body, dl, dt, dd, ul, ol, li, pre, form, fieldset, input, p, blockquote, th, td {
	font-weight: 400;
	margin: 0;
	padding: 0;
}

h1, h2, h3, h4, h4, h5 {
	margin: 0;
	padding: 0;
}

body {
	background-color: #FFFFFF;
	color: #666666;
	font-family: Helvetica,Arial,sans-serif;
	font-size: 12px;
	padding: 0 10px;
	text-align: left;
}

select {
	font-size: 12px;
}

table {
	border-collapse: collapse;
}

fieldset, img {
	border: 0 none;
}

fieldset {
	margin: 0;
	padding: 0;
}

fieldset p {
	margin: 0;
	padding: 0 0 0 8px;
}

legend {
	display: none;
}

address, caption, em, strong, th, i {
	font-style: normal;
	font-weight: 400;
}

table caption {
	margin-left: -1px;
}

hr {
	border-bottom: 1px solid #FFFFFF;
	border-top: 1px solid #E4E4E4;
	border-width: 1px 0;
	clear: both;
	height: 2px;
	margin: 5px 0;
	overflow: hidden;
}

ol, ul {
	list-style-image: none;
	list-style-position: outside;
	list-style-type: none;
}

caption, th {
	text-align: left;
}

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

2.百度（CSS Reset）：

body {
	font-family: arial,helvetica,sans-serif;
	font-size: 13px;
	font-size-adjust: none;
	font-stretch: normal;
	font-style: normal;
	font-variant: normal;
	font-weight: normal;
	line-height: 1.4;
	text-align: center;
}

body, ul, ol, dl, dd, h1, h2, h3, h4, h5, h6, p, form, fieldset, legend, input, textarea, select, button, th, td {
	margin: 0;
	padding: 0;
}

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

table {
	font-size: inherit;
}

input, select {
	font-family: arial,helvetica,clean,sans-serif;
	font-size: 100%;
	font-size-adjust: none;
	font-stretch: normal;
	font-style: normal;
	font-variant: normal;
	font-weight: normal;
	line-height: normal;
}

button {
	overflow: visible;
}

th, em, strong, b, address, cite {
	font-style: normal;
	font-weight: normal;
}

li {
	list-style-image: none;
	list-style-position: outside;
	list-style-type: none;
}

img, fieldset {
	border: 0 none;
}

ins {
	text-decoration: none;
}

3.《超越css》（CSS Reset）：

/* Normalizes margin,padding */

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

/* Normalizes font-size for headers */

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

/* Removes list-style from lists */

ol,ul {
	list-style: none
}

/* Normalizes font-size and font-weight to normal */

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

/* Removes list-style from lists */

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

/* Removes border from fieldset and img */

fieldset,img {
	border: 0
}

/* Left-aligns text in caption and th */

caption,th {
	text-align: left
}

/* Removes quotation marks from q */

q:before,q:after {
	content: ”
}

4.Eric Meyer（CSS Reset）——推荐：

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, font, 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 {
	margin: 0;
	padding: 0;
	border: 0;
	outline: 0;
	font-size: 100%;
	vertical-align: baseline;
	background: transparent;
}

body {
	line-height: 1;
}

ol, ul {
	list-style: none;
}

blockquote, q {
	quotes: none;
}

blockquote:before, blockquote:after,

q:before, q:after {
	content: ”;
	content: none;
}

/* remember to define focus styles! */

:focus {
	outline: 0;
}

/* remember to highlight inserts somehow! */

ins {
	text-decoration: none;
}

del {
	text-decoration: line-through;
}

/* tables still need ‘cellspacing=”0″‘ in the markup */

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

5.YUI（CSS Reset）：

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;
}

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

fieldset,img {
	border: 0;
}

address,caption,cite,code,dfn,em,strong,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;
}

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