/*reset*/
html,body{height:100%;}
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, table,textarea,select, p, th, td { margin:0; padding:0; }
table { border-collapse:collapse; border-spacing:0; }
img,abbr { border:none;}
caption, cite, code{ font-style:normal; font-weight:normal; }
ol, ul,li{ list-style:none; }
body{font-size: 12px;line-height: 1.5;font-family:'Microsoft Yahei', 微软雅黑,Arial ; color:#333; background:#fff;}
input,select,textarea,button{ font-size:14px; font-family:'Microsoft Yahei', 微软雅黑,Arial ;}
h1,h2,h3,h4,h5,h6{font-weight: normal;}
a{color:#333; text-decoration:none;}
a:hover{color:#006699; text-decoration:none;}
.clear{ clear:both; height:0; overflow:hidden;}
.clearfix:after{content: "";display: block;clear: both;height: 0;}

/*header*/
.header{
    
	position: fixed;
	left: 0;
	top: 0;
	width: 100%;
	height: 70px;
	border-bottom: 1px solid rgba(255,255,255,0.2);
	z-index: 9999;
}
.header.fix{
    background: #fff;
    box-shadow: 0 12px 18px rgba(0,35,73,0.05);
    border-bottom: none;
}
.content{
	width: 1200px;
	margin: 0 auto;
	position: relative;
}
.logo{
	width: 202px;
	height: 50px;
	float: left;
	margin: 19px 0 0 1px;
}
.logo a img{
	display: block;
}
.nav{
	float: left;
	margin-left: 30px;
}
.nav a{
	display: block;
	float: left;
	padding: 0 20px;
	line-height: 70px;
    font-size: 16px;
	color: #fff;
	position: relative;
	width:103px;
	text-align:center;
}
.nav a .list{
	display: none;
	position: absolute;
	left: 0;
	right: 0;
	
	background: #006699;
}
.nav a .list span{
	display: block;
	line-height: 35px;
	color: #fff;
	text-align: center;
	font-size: 12px;
	border-bottom: 1px solid rgba(255,255,255,0.3);
}
.nav a .list span:last-child{
	border-bottom: none;
}
.nav a:first-child{
	padding: 0 3px;
}
.nav_mobile{
	display: none;
	width: 21px;
	height: 17px;
	position: absolute;
	right: 15px;
	top: 17px;
	background: url(../images/nav_mobile.png) no-repeat 0 0;
	background-size: 100%;
}
.nav a:hover,.nav a.cur{
	background: #006699;
}
.header.fix .nav a{
    color:#333;
}
.header.fix .nav a:hover,.header.fix .nav a.cur{
    color:#fff;
}
.header.fix .nav_mobile{
	background: url(../images/nav_mobile_black.png) no-repeat 0 0;
	background-size: 100%;
}
.nav_mobile_con{
	display: none;
	position: fixed;
	width: 100%;
	top: 51px;
	bottom: 0;
	background: rgba(0,0,0,0.6);
	z-index: 9999;
}
.nav_mobile_main{
	padding: 0 22px;
	background: #fff;
}
.nav_mobile_main a{
	display: block;
	line-height: 48px;
	border-bottom: 1px solid #EDEDED;
	font-size: 14px;
}
.nav_mobile_main a.cur{
	color: #006699;
}



.footer{
	padding: 50px 0 20px;
	background: #f7f7f7;
}
.vline{
	position: absolute;
	left: 50%;
	top: 25px;
	width: 1px;
	height: 50px;
	background: #c6c6c6;
}
.footer_logo{
	display: flex;
}
.footer_item{
	flex: 1;
}
.footer_item_left{
	width: 310px;
	float: right;
	margin-right: 20px;
}
.footer_item_left img{
	display: block;
	margin:0 auto 17px;
    width: 150px;
}
.footer_item_left p{
	text-align: center;
	font-size: 12px;
	line-height: 18px;
}
.footer_item_right{
	padding-left: 40px;
}
.qrcode_box{
	width: 140px;
	float: left;
}

@media (max-width: 767px){
	.qrcode_box{
	width: 100%;
	margin:auto;
	 
}}
.qrcode_box.w160{
	width: 160px;
}
.qrcode_box img{
	display: block;
	width: 80px;
	height: auto;
	margin: 0 auto 5px;
}
.footer_item_right p{
	font-size: 12px;
	line-height: 1;
	text-align: center;
}
.copyright{
	margin-top: 20px;
	text-align: center;
	font-size: 12px;
	color: #999999;
	line-height: 18px;
}
.common_banner{
	display: block;
	width: 100%;
	height: auto;
}
.course_info{
	background: #fff;
	margin-top: -72px;
	box-shadow: 0 14px 28px rgba(0,0,0,0.05);
}
.gray_bg{
	background: #f7f7f7;
}
.title{
	padding-top: 10px;
	text-align: center;
}
.title h2{
	font-size: 30px;
	font-weight: bold;
	line-height: 1;
	color: #006699;
}
.title .line{
	width: 40px;
	margin: 14px auto 10px;
	height: 2px;
	background: #F58B1D;
}
.title p{
	color: #464955;
	 
	line-height: 1.5;
}
.title.white h2{
	color: #fff;
}
.title.white .line{
	background: #fff;
}
.title.white p{
	color: #fff;
}
.title h2.second_title{
	font-size: 20px;
}
.title h2.second_title.spt{
	line-height: 1.3;
}
.com_flex{
	width: 1230px;
	margin-left: -30px;
}
.com_flex_item{
	width: 380px;
	float: left;
	margin: 0 0 30px 30px;
}
.ap_want{
	display: flex;
	margin-top: 30px;
    flex-flow: wrap;
}
.ap_want.teacher_box{
	margin-top: 25px;
}
.ap_want_item{
	flex: 1;
	margin-right: 20px;
	padding: 30px 0;
	text-align: center;
	color: #fff;
}
.ap_want_item:last-child{
	margin-right: 0;
}
.ap_want_item.item1{
	background: #12C2B8;
}
.ap_want_item.item2{
	background: #006699;
}
.ap_want_item.item3{
	background: #FDA63F;
}
.ap_want_item.item4{
	background: #EF7665;
}
.ap_want_item.item5{
    background: #006699;
}
.ap_want_item.item6{
	background: #F2C54E;
}
.ap_want_item.item7{
	background: #7e9ee9;
}
.ap_want_item.item8{
	background: #128ecd;
}
.ap_want_item.item9{
	background: #2abccd;
}
.ap_want_item.item10{
	background: #c5d73c;
}
.ap_want_item.item11{
	background: #fda72b;
}
.ap_want_item.item12{
	background: #148FCD;
}
.ap_want_item.item13{
	background: #2ABCCD;
}
.ap_want_item.item14{
	background: #FE5F92;
}
.ap_want_item.item15{
	background: #4BC234;
}
.ap_want_item.item16{
	background: #FDA72C;
}
.ap_want_item.item17{
	background: #C6D83C;
}
.ap_want_item img.ico{
	display: block;
	width: 60px;
	height: 60px;
	margin: 0 auto;
}
.ap_want_item h4{
	line-height: 1.5;
	font-size: 18px;
	margin: 20px 0 5px;
}
.ap_want_item p{
	line-height: 1.5;
	font-size: 14px;
	padding: 0 40px;
}
.ap_qrcode_box{
	margin-top: 50px;
}
.ap_qrcode_blue{
	height: 220px;
	background:linear-gradient(90deg,rgba(0,102,153,1) 22%,rgba(0,144,153,1) 100%);
}
.test_advisory{
	font-size: 16px;
	line-height: 1.2;
	text-align: center;
	color: #fff;
}
.ap_qrcode{
	display: block;
	width: 160px;
	height: auto;
	margin: -78px auto 50px;
    border: 6px solid #fff;
}
.ms_introduction{
	padding: 30px 50px;
}
.ms_introduction h4{
	font-size: 24px;
	line-height: 1;
	margin-bottom: 20px;
}
.ms_introduction p{
    font-size: 14px;
	line-height: 2;
}

/*teacher style*/
.am_teacher_box{
    margin-top:10px;
}
.teacher_item{
	flex: none;
    width:320px;
	margin-right: 20px;
	position: relative;
    margin-top:20px;
}
.teacher_item:nth-child(3n){
    margin-right:0;
}
.teacher_item img.teacher_avatar{
	display: block;
	width: 100%;
	height: auto;
}
.teacher_item:last-child{
	margin-right: 0;
}
.teacher_item_info{
	display: none;
	position: absolute;
	left: 0;
	top: 0;
	right: 0;
	bottom: 0;
	z-index: 1;
	background: rgba(0,35,73,0.6);
}
.teacher_info_dl{
	position:absolute;
	width: 100%;
	box-sizing: border-box;
	padding: 0 30px;
	top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    text-align: center;
    color: #fff;
}
.teacher_info_dl dt{
	font-size: 16px;
	font-weight: bold;
	margin-bottom: 10px;
}
.teacher_info_dl dd{
	font-size: 12px;
}
.black_title{
	margin-top: 20px;
	font-size: 16px;
	line-height: 1;
}
.black_title span{
    display:block;
    width: 3px;
    height: 14px;
    background:#333;
    float:left;
    margin: 1px 10px 0 0;
}
.common_table_box{
	width: 100%;
	overflow-y: auto;
}
/**
	margin   padding
*/
.pd100{
	padding-bottom: 100px;
}
.pd70{
	padding-bottom: 70px;
}
.pd60{
	padding-bottom: 60px;
}
.pd50{
    padding-bottom: 20px;
}
.pd30{
    padding-bottom: 30px;
}
.mt60{
	margin-top: 60px;
}
.mt30{
	margin-top: 30px;
}
.mt25{
	margin-top: 25px;
}
.mt10{
	margin-top: 10px;
}
.right_bar{
	position: fixed;
	width: 60px;
	right: 0;
	bottom: 100px;
	z-index: 999;
}
.right_bar a.bar_item{
	display: block;
	height: 60px;
	background-color: #006699;
	background-image: url(../images/wx_ico.png);
	background-repeat: no-repeat;
	margin-bottom: 1px;
}
.right_bar a.bar_item.wx_bar{
	background-position: 0 0;
}
.right_bar a.bar_item.top_bar{
	background-position: 0 -120px;
}
.right_bar a.bar_item .bar_tips{
	display: block;
	width: 128px;
	box-sizing: border-box;
	padding: 14px;
	height: auto;
	background: #fff;
	position: absolute;
	left: -185px;
	top: 0;
	opacity: 0;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
	transition: left 0.3s ease-in-out 0.1s, opacity 0.3s ease-in-out 0.1s;
}
.right_bar a.bar_item .bar_tips img{
	display: block;
	width: 100%;
	height: auto;
}
.right_bar a.bar_item .bar_tips:after{
	border-bottom: 5px solid transparent;
    border-top: 5px solid transparent;
    border-left: 6px solid #ffffff;
    right: -6px;
    top: 5px;
    content: "";
    height: 0;
    position: absolute;
    top: 20px;
    width: 0;
    z-index: 1;
}
.right_bar a.bar_item.hoverClass .bar_tips{
	left: -128px;
	opacity: 1;
}
.right_bar a.bar_item em{
	display: block;
	font-size: 12px;
	padding-top: 6px;
	color: #666;
	text-align: center;
	font-style: normal;
}
.table_tips{
    display:none;
    line-height: 1;
    text-align:center;
    padding-top: 10px;
    color:#464955;
}
@media (max-width: 1023px){
	.content{
		width: 100%;
		box-sizing: border-box;
		padding: 0 15px;
	}
	.title{
		padding-top: 30px;
	}
	.title h2{
		font-size: 24px;
	}
}
@media (min-width: 768px) and (max-width: 1023px){
	.nav{
		margin-left: 30px;
	}
	.nav a{
		padding: 0 15px;
	}
	.nav a:first-child{
		padding: 0 15px;
	}
	
	.title .line{
		margin: 6px auto 4px;
		height: 1px;
		width: 30px;
	}
	.title p{
		font-size: 14px;
	}
	.ms_introduction{
		padding: 30px 40px;
	}
	.ap_want_item{
		margin-right: 10px;
	}
	.teacher_item{
        width:32%;
		margin: 0 2% 10px 0;
	}
	.ap_qrcode_blue{
		height: 180px;
	}
	.ap_want_item h4{
		font-size: 16px;
	}
}
@media (max-width: 767px){
    .table_tips{
        display: block;
    }
	.header{
		height: 50px;
	}
	.logo{
		margin: 11px 0 0 10px;
	}
	.nav{
		display: none;
	}
	.nav_mobile{
		display: block;
	}
	
	.title p{
		font-size: 12px;
	}
	.logo a img{
		width: 90%;
		height: auto;
	}
	.footer{
		padding: 30px 0 10px;
	}
	.footer_logo{
		flex-wrap: wrap;
	}
	.footer_item{
		flex: none;
		width: 100%;
	}
	.vline{
		display: none;
	}
	.footer_item_left{
		width: 100%;
		margin: 0 0 10px;
		float: none;
	}
	.footer_item_left img{
		width: 100px;
		margin: 0 auto 10px;
	}
	.footer_item_right{
		width: 280px;
		margin: 0 auto;
		padding: 0;
	}
	.qrcode_box.w160{
		width: 140px;
	}
	.course_info{
		margin-top: -20px;
		box-shadow: 0 7px 14px rgba(0,0,0,0.05);
	}
	.ms_introduction{
		padding: 15px 20px;
	}
	.ms_introduction h4{
		font-size: 16px;
		margin-bottom: 10px;
	}
	.ms_introduction p{
		font-size: 12px;
	}
	.title h2.second_title{
		font-size: 16px;
	}
	.ap_want{
		flex-wrap: wrap;
		margin-top: 20px;
	}
	.ap_want_item{
		flex: none;
		width: 100%;
		margin: 0 0 10px 0;
		padding: 10px 0 10px 80px;
		box-sizing: border-box;
		position: relative;
		text-align: left;
		height: 100px;
	}
	.ap_want_item img.ico{
		position: absolute;
		width: 40px;
		height: 40px;
		top: 50%;
		left: 20px;
		transform:translate(0,-50%);
	}
	.ap_want_item h4{
		font-size: 14px;
		margin: 0 0 5px;
	}
	.ap_want_item p{
		font-size: 12px;
		padding: 0 10px 0 0;
	}
	.ap_want_item.item4,.ap_want_item.item5,.ap_want_item.item6{
		height: 82px;
	}
	.ap_want_item.item7,.ap_want_item.item8,.ap_want_item.item9,.ap_want_item.item10,.ap_want_item.item11{
		height: auto;
	}
	
    .teacher_item:nth-child(2n) {
       margin-right: 0;
    }
	.teacher_item{
        width: 48%;
        margin: 0 4% 10px 0;
	}

    .teacher_item:nth-child(3n) {
        margin-right: 4%;
    }
	.teacher_item:last-child{
		margin: 0 auto;
	}
	.teacher_info_dl{
		padding: 0 10px;
	}
	.black_title{
		font-size: 14px;
        line-height:1.5;
	}
	.black_title span{
		height: 12px;
		margin: 5px 5px 0 0;
	}
	.ap_qrcode_blue{
		height: 180px;
	}
	.test_advisory{
		font-size: 12px;
		line-height: 1.5;
	}
	.ap_qrcode{
		margin: -58px auto 30px;
	}
	.pd50{
		padding-bottom: 30px;
	}
	.mt30{
		margin-top: 20px;
	}
	.pd30{
		padding-bottom: 10px;
	}
	.right_bar{
		width: 40px;
	}
	.right_bar a.bar_item{
		height: 40px;
		background-size: 40px;
	}
	.right_bar a.bar_item.wx_bar{
		background-position: 0 0;
	}
	.right_bar a.bar_item.top_bar{
		background-position: 0 -80px;
	}
}