#right-aside {
	display:none
}
.content {
	min-height:calc(100% - 60px - 20px - 20px);
	margin-bottom:20px
}
.content {
    display: flex;
    display: -webkit-flex;
    width: 1280px;
    margin:15px auto;
    margin-bottom: 0;
    background-color: #f4f4f4;
    position: relative;
    box-sizing: border-box
}
.dyleft {
	width:200px;
	margin-right:20px
}
.dyright {
	flex:1;
	background-color:#fff;
	border-radius:4px;
	padding:40px 30px 0
}
.lists {
	position:fixed;
	top:80px;
	bottom:320px;
	left:50%;
	width:200px;
	transform:translateX(-640px);
	background-color:#fff;
	border-radius:4px
}
.lists li a{
	display:block;
	height:60px;
	line-height:60px;
	border-top:1px solid #ebebeb;
	font-size:14px;
	color:#333;
	text-align:center
}
.lists li.active a, .lists li a:hover {
	cursor:pointer;
	color:#fff;
	background-color:#db2a2f
}
.item_title {
	font-size:18px;
	font-weight:700;
	color:#000;
	margin-bottom:30px;
	padding-bottom:30px;
	border-bottom:1px solid #e8e8e8
}
.item_body {
	margin-bottom:30px;
	padding-bottom:30px;
	border-bottom:1px solid #e8e8e8
}
.item_box {
	font-size:14px;
	color:#333;
	margin-bottom:30px
}
.item_box:last-child {
	margin-bottom:0
}
.item_head.active, .item_head:hover {
	color:#e53337;
	cursor:pointer
}
.problems {
	display:none;
	margin-top:16px;
	border-radius:4px;
	background-color:#f4f4f4;
	padding:24px 20px
}
.problem {
	margin-bottom:22px
}
.problem:last-child {
	margin-bottom:0
}
.problem_q {
	display:flex;
	font-size:14px;
	color:#000;
	font-weight:700;
	margin-bottom:15px
}
.problem_a {
	display:flex;
	font-size:14px;
	color:#333;
	line-height:20px
}
.connect {
	font-size:14px;
	color:#999
}
.connect .qq {
	color:#4285f4;
	display:inline-block;
	margin-right:50px;
	cursor:pointer
}
.connect .qq:before {
	content:"";
	display:inline-block;
	width:36px;
	height:36px;
	background-image:url(QQ.png);
	background-repeat:no-repeat;
	vertical-align:middle;
	margin-right:16px
}
.item_content {
	display:none
}
.item_content.active {
	display:block
}
.aboutus {
	font-size:14px;
	color:#333
}
.aboutus p {
	line-height:22px
}