body {
	margin:0;
}
ul,li {
	margin:0;
	padding:0;
	list-style:none;
}
.tab-wrap {
	width:750px;
	margin:50px auto;
	text-align:center;
}
.tab-list {
	width:100%;
}
.tab-list::after {
	content:'';
	display:block;
	clear:both;
}
.tab-item {
	float:left;
	width:150px;
	height:45px;
	text-align:center;
	line-height:45px;
	box-sizing:border-box;
	font-size:16px;
	border-top:1px solid #333;
	border-bottom:1px solid #333;
	border-left:1px solid #333;
	cursor:pointer;
}
.tab-item.cur {
	color:#fff;
	background-color:#333;
}
.tab-item:last-child {
	border-right:1px solid #333;
}
.tab-content {
	position:relative;
}
.tab-content .info {
	display:none;
	position:absolute;
	top:0;
	left:0;
	width:100%;
	height:500px;
	border:1px solid #333;
	border-top:0;
	font-size:30px;
	text-align:center;
	line-height:500px;
	box-sizing:border-box;
}
.tab-content .info.active {
	display:block;
}