a,li,span,u,i,strong,div,p,ol{
	list-style: none;
	a { text-decoration: none; /* 去掉下划线 */ } ;
	color:#455;
}
a:hover{
	color: #a33
}
.card-body{
	position: relative;
	
}
.card{
	margin: auto;
	position: absolute;
	width:1440px;
  left:50%;
	margin-left:-720px;
  overflow: hidden;
	padding:20px 10px;

}
.card li{
	float: left;
	margin:10px 5px;
	padding:5px 15px;
	box-shadow: 0 1px 2px #ddd;
	color:#a88;
	background:rgba(5,5,5,0.005);
	font-size:0.88em;
}
button{
	width: 200px;
	top:350px;
	left: 5%;
	position: absolute;
}
.as-all{
	top:50px;
	left:5%;
	position: absolute;
}
.as-all a{
	color: blue;
}