/*for AP page*/
.ap_introduction{
	line-height: 124px;
	text-align: center;
	font-size: 24px;
}
.calculus_con{
	margin-top: 30px;
}
.calculus_info{
	line-height: 1.4;
	color: #666;
    padding: 25px 0 30px;
}
.calculus_info img{
	display: block;
	width: 100%;
}
.ap_round{
	width: 980px;
	height: 553px;
	position: relative;
	margin: 60px auto 0;
	background: url(../../images/ap_round.png) no-repeat 0 0;
}
.round_item{
	position: absolute;
	width: 200px;
	color: #666;
}
.round1{
	top: 40px;
	left: 0;
}
.round2{
	top: 40px;
	right: 0;
}
.round3{
	top: 280px;
	left: 0;
}
.round4{
	top: 280px;
	right: 0;
}
.round5{
	bottom: 20px;
	right: 0;
}

.ap_round2{
	display: none;
}
.ap_want.teacher_box{
	width: 660px;
	margin: 25px auto 0;
}
.teacher_item{
	flex: none;
	width: 320px;
}





































@media (max-width: 1023px){


}

@media (min-width: 768px) and (max-width: 1023px){
	.ap_round{
		width: 738px;
		height: 420px;
		background-size: 100% auto;
	}
	.round_item{
		width: 160px;
	}
	.round3,.round4{
		top: 210px;
	}
}
@media (max-width: 767px){
	.ap_introduction{
		padding: 15px 50px;
		line-height: 24px;
		font-size: 16px;
	}
	.calculus_con{
		margin-top: 20px;
	}
    .calculus_info{
        padding: 20px 0 30px;
    }
	.calculus_info img{
		width: 200%;
	}
	.ap_round{
		display: none;
	}
	.ap_round2{
		display: block;
	}
	.ap_want.teacher_box{
		width: 100%;
		margin: 20px auto 0;
	}
}

@media (min-width: 768px) and (max-width: 1024px){
	
}
@media (min-width: 480px) and (max-width: 768px){
	
}
@media (max-width: 480px){
	
}