html {
	height: 100%;
	font-size: 14px;
}

body {
	font-family: "Microsoft Yahei";
	font-size: 14px;
	background-color: #fff;
	margin: 0;
}

a {
	color: #337ab7;
	text-decoration: none;
	background-color: transparent;
}


* {
	box-sizing: border-box;
}

.container-fluid {
	margin: 0 auto;
}

.top {
	background-color: #1c2532;
	height: 80px;
	width: 100%;
	position: fixed;
	top: 0px;
	left: 0px;
	z-index: 1000;
}

.logo {
	
	height:90%;
}

.guideHead {
	margin-top: 80px;
	width: 100%;
}

.guideHead.dns {
	background-color: #CCE6FF;
	width: 100%;
}

.guideHead .image {
	width: 50px;
	height: auto;
	margin:0 10px
}

.guideHead .title {
	width: 21%;
	font-size: 24px;
	color: #000;
	line-height: 28px;
	display: flex;
	align-items: center;
	white-space: nowrap;
}

.guidHead-content {
	position: relative;
}

.max-center-content {
	height: 100%;
	max-width: 1024px;
	display: flex;
	align-items: center;
}


.guid-content {
	width: 100%;
	margin: 32px 0px 92px;
	padding: 0px 0px 0px 10px;
	text-align: left;
	position: relative;
}
.tabUl {
	display: flex;
	width:100%;
	zoom: 1;
	overflow-x: auto;
	white-space: nowrap;
	flex-wrap: wrap;
	gap:.5%;
}

/* 鍘婚櫎搴曢儴婊氬姩鏉� */
.tabUl::-webkit-scrollbar {
	display: none;

}

.tabUl li {
	width: calc(100% / 5 - 0.5%);
	list-style: none;
	margin: 0 0 5px 0;
	display: inline-table;
}
.tabUl li a{
	display: block;
	width: 100%;
}
.main-content .row:nth-child(2n+1) .problemItem {
	margin: 0px 20px 20px;
}

.main-content .row:nth-child(2n) .problemItem {
	margin: 20px 20px 0px;
}

.main-content .row:nth-child(2n+1) .arrow {
	margin-bottom: 40px;
}

.main-content .row:nth-child(2n) .arrow {
	margin-bottom: 20px;
}

.footer {
	min-width: 1024px;
	background-color: #f9f9f9;
	border-top: 1px solid #dedede;
}

.footer.guide {
	min-width: 1024px;
}

.footer-content {
	margin: 20px auto 0px;
	height: 66px;
}

.copyright {
	color: #999;
	text-align: center;
	font-size: 16px;
}

.bottomDiv {
	float: right;
}

.row a:hover,
.row a:focus,
.guideHead a:hover,
.guideHead a:focus {
	text-decoration: none;
}

.guid-content img {
	margin: auto;
	width: 100%;
}



.changeVersionButtonGroup {
	width: 79%;
}

.changeVersionButton {
	width: 100%;
	height: 44px;
	background-color: #3B9AF4;
	color: #fff;
	text-align: center;
	border-radius: 5px;
	margin-left: 1px;
	line-height: 44px;
	font-size: 16px;
}
.changeVersionButton:hover{
	background-color: #fff;
	color: #333;
	font-weight: 400;
}



.tabUl li.on a .changeVersionButton {
	background-color: #fff;
	color: #333;
	font-weight: 700;
}

.tabBox {
	width: 100%;
	max-width: 1024px;
	margin: 20px auto;	
	border: 2px solid #CCE6FF;
	border-radius: 20px;
	padding: 5px;

}
.tabBox div{
	border-radius: 15px;
	overflow: hidden;
}