.sub-visual-box{height:180px;background:url(../img/common/img-sub.jpg) no-repeat 50% 50%/cover;}
.sub-visual-box h2{display:none;}

@media screen and (max-width:1024px) {

	.sub-visual-box {height: 160px;}
}
@media screen and (max-width:480px) {
	
		.sub-visual-box {height: 140px;}

}