公共样式base.css

/*公共样式*/
/*css初始化*/
html,body,ul,li,ol,ul,dl,dd,dt,p,h1,h2,h3,h4,h5,h6,form,fieldset{
	margin: 0;
	padding: 0;
}
/*fieldset组合表单中的相关元素*/
fieldset,img,input,button{
	border: none;
	padding: 0;
	margin: 0;
	outline-style: none;
}
/*清除列表风格*/
ul,ol{
	list-style: none;
}
input{
	padding-top: 0;
	padding-bottom: 0;
	font-family: "simsun","宋体";
}
select,input{
	vertical-align: middle;
}
select,input,textarea{
	font-size: 12px;
	margin: 0;
}
/*防止多行文本拖拽*/
textarea{
	resize: none;
}
/*去掉图片底侧默认的3像素空白空隙*/
img{
	border: 0;
	vertical-align: middle;
}
/*合并外边线*/
table{
	border-collapse: collapse;
}
body{
	font: 12px/150% arial,verdana,"\5b8b\4f53";
	color: #666;
	background: #fff;
}
.clearfix:before,.clearfix:after{
	content: "";
	display: table;
}
.clearfix:after{
	clear: both;
}
.clearfix{
	*zoom: 1;
}
a{
	color: #666;
	text-decoration: none;
}
a:hover{
	color: #c81623;
}
h1,h2,h3,h4,h5,h6{
	text-decoration: none;
	font-weight: normal;
	font-size: 100%;
}
s,i,em{
	font-style: normal;
	text-decoration: none;
}
.col-red{
	color: #c81623 !important;
}
/*公共类*/
.w{
	width: 1210px;
	margin: 0 auto;
}
.fl{
	float: left;
}
.fr{
	float: right;
}
.al{
	text-align: left;
}
.ac{
	text-align: center;
}
.ar{
	text-align: right;
}
.hide{
	display: none;
}

公共样式pc端

原文地址：https://www.cnblogs.com/gxywb/p/11909974.html