@charset "utf-8";



/* header
-----------------------------------*/
#header{
	background-image: url("../img/bg_presentation_01.jpg");
}
#header nav li:nth-child(3) a:before{
	opacity: 1;
	-webkit-transform: scale(1);
	-ms-transform: scale(1);
	transform: scale(1);
}
#header nav li:nth-child(3) a:after{
	opacity: 1;
}
#header nav li:nth-child(3) a img{
	opacity: 0;
}



/* presentation_unit
-----------------------------------*/
#presentation_unit{
	width: 100%;
	margin-bottom: 123px;
}


#presentation_unit > .common_section:first-of-type{
	margin-top: -5px;
}
#presentation_unit > .common_section:nth-of-type(5n-3):after{
	background-image: url("../../common/img/bg_title_02.jpg");
}
#presentation_unit > .common_section:nth-of-type(5n-2):after{
	background-image: url("../../common/img/bg_title_03.jpg");
}
#presentation_unit > .common_section:nth-of-type(5n-1):after{
	background-image: url("../../common/img/bg_title_04.jpg");
}
#presentation_unit > .common_section:nth-of-type(5n):after{
	background-image: url("../../common/img/bg_title_05.jpg");
}