.hover {
    opacity: 1;
    transition-property: opacity;
    transition-duration: 0.3s;
    transition-timing-function: ease-in-out;
    -ms-filter: "alpha( opacity=100 )";
    filter: alpha(opacity=100);
}

.hover:hover {
    opacity: 0.8;
    -ms-filter: "alpha( opacity=80 )";
    filter: alpha(opacity=80);
}

.cf:before, .cf:after {
    content: " ";
    display: table;
}

.cf:after {
    clear: both;
}

.cf {
    *zoom: 1;
}
.mt20{
	margin-top: 20px;
}
.mainCont{
	width: 900px;
	margin: 0 auto 50px;
}
#mainImg{
	text-align: center;
	position: relative;
	z-index: 100;
}
.mainLink{
	display: block;
	width: 432px;
	height: 78px;
	text-indent: -9999px;
	background: url(../images/anchor.png) no-repeat 0 0;
}
.mainLink:hover{
	background-position:0 -80px;
}
.linkArea{
	position: absolute;
	top: 163px;
	left: 235px;
	width: 432px;
	height: 78px;
	background: url(../images/anchor_bg.png) no-repeat;
}
.sec_top{
	margin-top: -24px;
}
#sec{
	position: relative;
	padding-top: 48px;
	padding-bottom: 55px;
	overflow: hidden;
	background: #ed6d00;
}
.sec_ttl{
	text-align: center;
}
.sec_box{
	width: 744px;
	margin: 0 auto;
}
.sec_box_left{
	float: left;
	width: 273px;
	padding-top: 38px;
}
.sec_box_center{
	float: left;
	width: 48px;
	padding: 132px 18px 0 24px;
}
.sec_box_right{
	float: left;
	width: 344px;
}
.sec_img{
	position: absolute;
	bottom: -167px;
	right: 8px;
	left: auto;
	top: auto;
}

#sec2{
	padding-top: 30px;
	padding-bottom: 80px;
	border-left: 3px solid #ed6d00;
	border-right: 3px solid #ed6d00;
	background: #fff;
}
.sec2_ttl{
	position: relative;
	z-index: 100;
}
.sec2_box{
	width: 848px;
	margin: -14px auto 0;
}
.sec2_list{
	margin-left: -10px;
}
.sec2_list li{
	width: 276px;
	float: left;
	margin-left: 10px;
}

#sec3{
	background: #ed6d00;
	padding: 25px 45px 10px 61px;
}
.sec3_box_left{
	width: 341px;
	float: left;
	padding-top: 50px;
}
.sec3_box_right{
	width: 453px;
	float: right;
}
.sec3_note{
	color: #eee;
	text-align: right;
	font-size: 14px;
}
.sec3_btn{
	display: block;
	width: 453px;
	height: 426px;
	text-indent: -9999px;
	background: url(../images/sec3_img2.png) no-repeat;
}

.modal_overlay{
	display: none;
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: url(../images/modal_bg.png) repeat;
	z-index: 1000;
}
.modal_box{
	display: none;
	position: absolute;
	width: 720px;
	height: 405px;
	padding: 10px 100px;
	top: 50%;
	margin-top: -210px;
	left: 50%;
	margin-left: -460px;
	background: #000;
}
.modal_close{
	position: absolute;
	top: 0;
	right: 0;
}