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About the content of base code base.css in CSS

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Release: 2018-06-14 10:31:16
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base.css, as the name suggests, means base code. It is mainly a collection of reset browser default styles. Adding it when doing CSS layout will improve writing efficiency. Interested friends can refer to it

The code is as follows:

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/***** css set*****/ 

body, p, 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;} 

capation,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******/ 

.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;} 

.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;} 

.bc{margin-left:auto;margin-right:auto;} 

.fl{float:left;display:inline;} 

.fr{float:right;display:inline;} 

.cb{clear:both;} 

.cl{clear:left;} 

.cr{clear:right;} 

.clearfix:after{content:'.';display:block;height:0;clear:both;visibility:hidden} 

.clearfix{display:inline-block;} 

*html .clearfix{height:1%} 

. Clearfix{display:block;} 

.vm{vertical-align:center;} 

.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;} 

.w30{width:30px;} 

.w40{width:40px;} 

.w50{width:50px;} 

.w60{width:60px;} 

.w70{width:70px;} 

.w80{width:80px;} 

.w90{width:90px;} 

.w100{width:100px;} 

.w200{width:200px;} 

.w300{width:300px;} 

.w400{width:400px;} 

.w500{width:500px;} 

.w600{width:600px;} 

.w700{width:700px;} 

.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;} 

.mt20{margin-top:20px;} 

.mt30{margin-top:30px;} 

.mt50{margin-top:50px;} 

.mt100{margin-top:100px;} 

.mb5{margin-bottom:5px;} 

.mb10{margin-bottom:10px;} 

.mb15{margin-bottom:15px;} 

.mb20{margin-bottom:20px;} 

.mb30{margin-bottom:30px;} 

.mb50{margin-bottom:50px;} 

.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;} 

.mr20{margin-right:20px;} 

.mr30{margin-right:30px;} 

.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;} 

.pt100{padding-top:100px;} 

.pb5{padding-bottom:5px;} 

.pb10{padding-bottom:10px;} 

.pb15{padding-bottom:15px;} 

.pb20{padding-bottom:20px;} 

.pb30{padding-bottom:30px;} 

.pb50{padding-bottom:50px;} 

.pb100{padding-bottom:100px;} 

.pl5{padding-left:5px;} 

.pl10{padding-left:10px;} 

.pl15{padding-left:15px;} 

.pl20{padding-left:20px;} 

.pl30{padding-left:30px;} 

.pl50{padding-left:50px;} 

.pl100{padding-left:100px;} 

.pr5{padding-right:5px;} 

.pr10{padding-right:10px;} 

.pr15{padding-right:15px;} 

.pr20{padding-right:20px;} 

.pr30{padding-right:30px;} 

.pr50{padding-right:50px;} 

.pr100{padding-right:100px;}

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