/* 关于我们公用标题 */
.aa_main_title{
	height: 36px;
	font-size: 36px;
	font-weight: 500;
	color: #333333;
	text-align: center;
}
/* banner */
.aa_banner{
	height: 600px;
	background-image: url(http://video.xiaozhangbang.org/website/img/about/about_banner.jpg);
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
	display: flex;
	justify-content: center;
	align-items: center;
}
.aa_banner h1{
	height: 72px;
	font-size: 72px;
	font-weight: 500;
	color: #21415E;
	text-align: center;
}
.aa_banner p{
	margin-top: 60px;
	font-size: 30px;
	color: #21415E;
	text-align: center;
}
/* 校长邦介绍 */
.aa_intro{
	background-image: url(http://video.xiaozhangbang.org/website/img/about/about_intro_bg.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
	padding: 60px 0;
}
.aa_intro_con{
	margin: 40px auto 0;
	width: 788px;
}
.aa_intro_con p{
	text-indent: 32px;
	font-size: 16px;
	color: #333333;
	line-height: 32px;
}
/* 校长邦产品 */
.aa_product{
	padding-top: 60px;
}
.aa_product ul{
	margin: 30px auto 0;
	width:1200px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.aa_product ul li{
	width:285px;
	height:300px;
	background:rgba(255,255,255,1);
	box-shadow:0px 0px 20px 0px rgba(0, 0, 0, 0.05);
}
.aa_product ul li .aa_top{
	height: 180px;
	position: relative;
	overflow: hidden;
}
.aa_product ul li .aa_top img{
	display: block;
	width: 100%;
	height: 100%;
}
.aa_product ul li .aa_top span{
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	width:285px;
	height:40px;
	background:rgba(33,65,94,0.9);
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 16px;
	color: #FFFFFF;
}
.aa_product ul li .aa_top .aa_top_pop1{
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	width: 100%;
	height: 100%;
	background:rgba(0,0,0,0.6);
	display: flex;
	justify-content: center;
	align-items: center;
	transition: all 0.5s ease-in-out;
	transform: translateY(-100%);
}
.aa_product ul li .aa_top .aa_top_pop1 img{
	display: block;
	margin: 0 auto;
	width: 110px;
}
.aa_product ul li .aa_top .aa_top_pop1 p{
	margin-top: 10px;
	font-size: 16px;
	color: #FFFFFF;
	text-align: center;
}
.aa_product ul li:hover .aa_top .aa_top_pop1{
	transform: translateY(0);
}
.aa_product ul li .aa_top .aa_top_pop2{
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	width: 100%;
	height: 100%;
	overflow: hidden;
}
.aa_product ul li .aa_top .aa_top_pop2 a{
	display: block;
	height: 50%;
	display: flex;
	justify-content: center;
	align-items: center;
	transition: all 0.5s ease-in-out;
}
.aa_product ul li .aa_top .aa_top_pop2 a:nth-child(1){
	background:rgba(0,0,0,0.6);
	transform: translateY(-100%);
}
.aa_product ul li .aa_top .aa_top_pop2 a:nth-child(2){
	background:rgba(0,0,0,0.7);
	transform: translateY(100%);
}
.aa_product ul li:hover .aa_top .aa_top_pop2 a{
	transform: translateY(0);
}
.aa_product ul li:hover .aa_top .aa_top_pop2+span{
	display: none;
}
.aa_product ul li .aa_top .aa_top_pop2 a b{
	font-size: 20px;
	color: #FFFFFF;
	margin: 0 15px;
}
.aa_product ul li .aa_top .aa_top_pop2 a img:nth-child(1){
	width:22px;
	height:24px;
}
.aa_product ul li .aa_top .aa_top_pop2 a img:nth-child(3){
	width:30px;
	height:11px;
}
.aa_product ul li .aa_bottom{
	height: 120px;
	display: flex;
	justify-content: center;
	align-items: center;
}
.aa_product ul li .aa_bottom h2{
	font-size: 20px;
	font-weight: 500;
	color: #333333;
	text-align: center;
}
.aa_product ul li .aa_bottom p{
	margin-top: 10px;
	font-size: 14px;
	color: #333333;
	text-align: center;
}

/* 让成功者教你办学 */
.aa_runschool{
	padding-top: 60px;
}
.aa_runschool p{
	margin-top: 20px;
	font-size: 16px;
	color: #333333;
	text-align: center;
}
.aa_runschool_con{
	margin-top: 20px;
	background-image: url(http://video.xiaozhangbang.org/website/img/about/about_runschool_bg.png);
	background-repeat: no-repeat;
	background-position: center;
	background-size: cover;
	position: relative;
	padding-top: 30px;
}
.aa_runschool_con img{
	display: block;
	margin: 0 auto;
	width: 1200px;
}
.aa_success_intro{
	position: absolute;
	bottom: 0;
	width: 100%;
	height:90px;
	background:rgba(33,65,94,0.8);
}
.aa_success_intro_con{
	margin: 0 auto;
	width: 1200px;
	height: 100%;
}
.aa_success_intro_con li{
	float: left;
	height: 100%;
	display: flex;
	flex-direction: column;
	justify-content: center;
	color: #FFFFFF;
}
.aa_success_intro_con li h2{
	font-size: 20px;
	font-weight: 500;
}
.aa_success_intro_con li span{
	font-size: 16px;
}
/* 校长邦发展历程 */
.aa_development{
	padding-top: 60px;
}
.aa_development ul{
	margin: 30px auto 0;
	width: 1200px;
}
.aa_development ul li{
	position: relative;
}
.aa_development ul li span{
	position: absolute;
	left: 0;
	right: 0;
	top: 22px;
	margin: auto;
	z-index: 1;
	width:25px;
	height:25px;
	background:rgba(173,189,204,1);
	border-radius:50%;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	transition: all 0.5s ease-in-out;
}
.aa_development ul li span b{
	width:17px;
	height:17px;
	background:rgba(54,103,153,1);
	border-radius:50%;
	display: flex;
	align-items: center;
	justify-content: center;	
}
.aa_development ul li span b i{
	font-size: 12px;
	font-style: normal;
	font-weight: 500;
	color: #FFFFFF;
	transition: all 0.5s ease-in-out;
	transform: scale(0);
}
.aa_development ul li p{
	position: absolute;
	left: 0;
	right: 0;
	top: 52px;
	margin: auto;
	width:1px;
	height:60px;
	background:rgba(205,205,205,1);
}
.aa_development ul li div{
	width: 50%;
	box-sizing: border-box;
}
.aa_development ul li div h2{
	font-size: 20px;
	font-weight: 500;
	color: #366799;
	padding-bottom: 5px;
}
.aa_development ul li div h2:nth-child(2){
	padding-top: 10px;
	display: inline-block;
	border-top: 1px solid #366799;
}
.aa_development ul li div h3{
	height: 22px;
	font-size: 16px;
	color: #666666;
}
.aa_development ul li.aa_right div{
	float: right;
	padding-left: 32px;
	text-align: left;
}
.aa_development ul li.aa_right h2:nth-child(2){
	padding-right:10px;
}
.aa_development ul li.aa_left div{
	float: left;
	padding-right: 32px;
	text-align: right;
}
.aa_development ul li.aa_left h2:nth-child(2){
	padding-left:10px;
}
.aa_development ul li.aa_top{
	margin-bottom: 60px;
}
.aa_development ul li.aa_top h1{
	text-align: center;
	font-size: 24px;
	color: #366799;	
}
.aa_development ul li.aa_bottom{
	margin-top: 25px;
}
.aa_development ul li.aa_bottom h1{
	text-align: center;
	font-size: 24px;
	color: #366799;	
}
.aa_development ul li span:hover+div h2{
	color: #21415E;
}
.aa_development ul li span:hover+div h2:nth-child(2){
	border-top: 1px solid #21415E;
}
.aa_development ul li span:hover+div h3{
	color: #333333;
}
.aa_development ul li div:hover h2{
	color: #21415E;
}
.aa_development ul li div:hover h2:nth-child(2){
	border-top: 1px solid #21415E;
}
.aa_development ul li div:hover h3{
	color: #333333;
}
/* 校长邦团队（部分） */
.aa_team{
	padding-top: 60px;
}
.aa_team p{
	margin-top: 20px;
	font-size: 16px;
	color: #333333;
	text-align: center;
}
.aa_team img{
	margin-top: 20px;
	display: block;
	width: 100%;
}
/* 校长邦投资方（部分） */
.aa_invest{
	padding: 60px 0;
}
.aa_invest ul{
	margin: 30px auto 0;
	width: 1200px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.aa_invest ul li{
	width:580px;
	height:670px;
	background:rgba(255,255,255,1);
	box-shadow:0px 0px 20px 0px rgba(0, 0, 0, 0.05);
	border-radius:10px;
}
.aa_invest ul li img{
	display: block;
	height: 240px;
}
.aa_invest ul li div{
	padding: 0 20px;
}
.aa_invest ul li h2{
	margin-top: 10px;
	font-size: 24px;
	font-weight: 500;
	color: #333333;
}
.aa_invest ul li span{
	font-size: 16px;
	color: #333333;
}
.aa_invest ul li p{
	margin-top: 20px;
	font-size: 16px;
	color: #333333;
	line-height: 24px;
}