.title{
	margin-bottom: 20px;
}
.title i{
	font-style: normal;
	padding: 0 10px;
	margin-left: 10px;
	position: relative;
}
.title i::before{
	content: ' ';
	width: 1px;
	height: 20px;
	background-color: #aaa;
	display: block;
	position: absolute;
	left: -3px;
	top: 3px;
}

.group-list .group-one{
	overflow: hidden;
	margin-bottom: 50px;
}

/*内容列表*/
.arc-list .arc-one{
	background-color: #fff;
	padding-top: 120%;
	position: relative;
}
.arc-list .arc-one>div{
	height: 100%;
	width: 100%;
	position: absolute;
	top: 0;
	left: 0;
}
.arc-list .pp-logo{
	height: 72%;
	text-align: center;
}
.arc-list .pp-logo>img{
	max-width: 100%;
	max-height: 100%;
	position:relative;
    top:50%; /*左上角向下移动到外面div的高度的一半*/
    transform:translateY(-50%);
}
.arc-list .pp-name{
	margin-top: 20px;
	text-align: center;
}

/*tab切换*/
.tab-title{
	overflow: hidden;
}
.tab-title .title{
	float: left;
	color: #aaa;
	cursor: pointer;
}
.tab-title .title.active{
	color: #303030;
}
.tab-title .title:first-child{
	padding-right: 40px;
	position: relative;
}
.tab-title .title:last-child{
	padding-left: 10px;
}
.tab-title .title:first-child:after{
	content: ' ';
	display: block;
	width: 1px;
	background-color: #aaa;
	position: absolute;
	height: 70%;
	right: 20px;
	top: 4px;
}
.tab-content .arc-list{
	display: none;
}
.tab-content .arc-list.active{
	display: block;
}