/*�摜�R�s�[�֎~*/
.cast_img {
	position:relative;
}
.footer_img {
	position:relative;
	width: 100%;
	text-align: center;
}
.cast_img .guard,
.footer_img .guard {
	position:absolute;
	display:block;
	width:100%;
	height:100%;
}
@media screen and (max-width: 750px) {
	.cast_img .guard {
		margin-left: -30px;
	}
}