本篇教程介绍了HTML+CSS入门 CSS公共样式分享，希望阅读本篇文章以后大家有所收获，帮助大家HTML+CSS入门。
<
/***********通用基本类1************/
/*格式化样式*/
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}
/*文字排版、颜色*/
.f12{font-size:12px}
.f13{font-size:13px}
.f14{font-size:14px}
.f16{font-size:16px}
.f20{font-size:20px}
.fb{font-weight:bold}
.fn{font-weight:normal}
.t2{text-indent:2em}
.red,a.red{color:#cc0031}
.darkblue,a.darkblue{color:#039}
.gray,a.gray{color:#878787}
.lh150{line-height:150%}
.lh180{line-height:180%}
.lh200{line-height:200%}
.unl{text-decoration:underline;}
.no_unl{text-decoration:none;}
/*定位*/
.tl{text-align:left}
.tc{text-align:center}
.tr{text-align:right}
.fl{float:left;display:inline}
.fr{float:right;display:inline}
.cb{clear:both}
.cl{clear:left}
.cr{clear:right}
.vm{vertical-align:middle}
.pr{position:relative}
.pa{position:absolute}
.abs-right{position:absolute;right:0}
.zoom{zoom:1}
.hidden{visibility:hidden}
.none{display:none}
/*长度高度*/
.w10{width:10px}
.w20{width:20px}
.w50{width:50px}
.w90{width:90px}
.w100{width:100px}
.w200{width:200px}
.w250{width:250px}
.w500{width:500px}
.w800{width:800px}
.w{width:100%}
.h50{height:50px}
.h80{height:80px}
.h100{height:100px}
.h200{height:200px}
.h{height:100%}
/*边距*/
.m10{margin:10px}
.m15{margin:15px}
.m30{margin:30px}
.mt5{margin-top:5px}
.mt10{margin-top:10px}
.mt15{margin-top:15px}
.mt50{margin-top:50px}
.mt100{margin-top:100px}
.mb5{margin-bottom:5px}
.mb10{margin-bottom:10px}
.mb15{margin-bottom:15px}
.mb100{margin-bottom:100px}
.ml5{margin-left:5px}
.ml10{margin-left:10px}
.ml15{margin-left:15px}
.ml20{margin-left:20px}
.ml30{margin-left:30px}
.ml50{margin-left:50px}
.ml100{margin-left:100px}
.mr5{margin-right:5px}
.mr10{margin-right:10px}
.mr15{margin-right:15px}
.mr50{margin-right:50px}
.mr100{margin-right:100px}
.p10{padding:10px;}
.p15{padding:15px;}
.p30{padding:30px;}
.pt5{padding-top:5px}
.pt10{padding-top:10px}
.pt15{padding-top:15px}
.pt20{padding-top:20px}
.pt30{padding-top:30px}
.pt50{padding-top:50px}
.pb5{padding-bottom:5px}
.pb100{padding-bottom:100px}
.pl5{padding-left:5px}
.pl10{padding-left:10px}
.pl50{padding-left:50px}
.pl100{padding-left:100px}
.pr5{padding-right:5px}
.pr10{padding-right:10px}
.pr15{padding-right:15px}
.pr100{padding-right:100px}
/***********通用基本类2************/
/* Copyright 2008 TSXMLOVE. All Rights Reserved. */
* {
padding: 0px;
margin: 0px;
text-align: left;
font-family:Arial, Verdana, Tahoma, "宋体", Helvetica, sans-serif;
line-height: 150%;
}
body {
font-size: 14px;
text-align: center;
color: #000000;
background-color: #DEEBF3;
background-image: url(../Images/body_bg.jpg);
background-repeat: repeat-x;
}
table {
border-collapse: collapse;
}
td {
padding: 3px;
}
img {
border: none;
}
input {
padding: 1px;
vertical-align: middle;
line-height: normal;
}
.main-box {
margin-right: auto;
margin-left: auto;
width: 960px;
clear: both;
zoom:1;
overflow:hidden;
background-color: #CCCCCC;
}
.text-overflow-hidden {
white-space: nowrap;
word-spacing: normal;
letter-spacing: normal;
overflow: hidden;
}
.box-align-center {
margin-right: auto;
margin-left: auto;
}
/*css定义超链接四个状态也有顺序的。*/
a:link, a:visited {
text-decoration: none;
color: #1F376D;
}
a:hover, a:active {
text-decoration: underline;
color: #BD0A01;
border: none;
}
/*以上语句分别定义了"链接、已访问过的链接、鼠标停在上方时、点下鼠标时"的样式。
注意，必须按以上顺序写，否则显示可能和你预想的不一样。记住它们的顺序是“LVHA”。*/
ul {
clear:both;
overflow:hidden;
width: 100%;
}
ul, li {
list-style:none;
}
.valign {
display:table-cell;
*display: inline;
zoom:1;
vertical-align:middle;
}
.text{word-wrap:break-word;overflow:hidden;word-break:break-all;}
/*======================CSS垂直居中=======================*/
.holder {
width:740px;
height:300px;
border:1px solid #777;
text-align:center;
display:table-cell;
vertical-align:middle;
}
/*以下样式针对IE*/
.edge {
width:0;
height:100%;
display:inline-block;
vertical-align:middle;
}
.container {
vertical-align:middle;
display:inline-block;
}
/*===============================================*/
/*CSS Hack*/
.class {
background-color:#FFFF00;/*所有浏览器*/
*background-color:#00FF00;/*IE*/
_background-color:#00FFFF;/*IE6*/
}
/*======万能Float闭合======*/
.clear:after {
content: ".";
display: block;
height: 0;
clear: both;
visibility: hidden;
}
.clear {display: inline-block;} /* for IE/Mac */
/**/
.clear {
zoom: 1; /* triggers hasLayout */
display: block; /* resets display for IE/Win */
} /* Only IE can see inside the conditional comment
and read this CSS rule. Don‘t ever use a normal HTML
comment inside the CC or it will close prematurely. */
/*======万能Float闭合2======*/
.overflow-hidden{overflow:hidden;} /*控制背景溢出*/
.equal-height{margin-bottom:-32800px;padding-bottom:32800px;} /*控制高度足够小*/
/*======万能Float闭合3======*/
.clear
{
height:0px;
clear:both;
font-size:0px;
line-height:0px;
zoom: 1;
}
本文由职坐标整理发布，欢迎关注职坐标WEB前端HTML/CSS频道，获取更多HTML/CSS知识！