.main{
	padding: 50px 0;
	background-image: url(../images/main-bg.png);
	background-repeat: no-repeat;
	background-position: center;
}
.circles{
	width: 780px;
	height: 530px;
	position: relative;
	margin: 0 auto;
}
.circles a{
	width: 160px;
	height: 160px;
	position: absolute;
	-webkit-transition: all 0.3s;
	-o-transition: all 0.3s;
	transition: all 0.3s;
	display: inline-block;
}
.circles a:hover{
	-webkit-transform: scale(1.3);
	   -moz-transform: scale(1.3);
	    -ms-transform: scale(1.3);
	     -o-transform: scale(1.3);
	        transform: scale(1.3);
}
.circles a:nth-child(1){
	left: 300px;
	top: 185px;
}
.circles a:nth-child(2){
	right: 150px;
	top: 0;
}
.circles a:nth-child(3){
	right: 0;
	top: 185px;
}
.circles a:nth-child(4){
	right: 150px;
	bottom: 0px;
}
.circles a:nth-child(5){
	left: 150px;
	bottom: 0px;
}
.circles a:nth-child(6){
	left: 0px;
	top: 185px;
}
.circles a:nth-child(7){
	left: 150px;
	top: 0px;
}