.mb0 {
	margin-bottom: 0;
}
.mb15 {
	margin-bottom: 1vw;
}
.center {
	text-align: center;
}
.border-b {
	border-bottom: 1px solid #000;
}
.img-qr {
	width: 200px;
}
.pc-view {
	display: block;
}
.sp-view {
	display: none;
}
@media screen and (max-width: 767px){
	.mb15 {
		margin-bottom: 2vh;
	}
	.pc-view {
		display: none;
	}
	.sp-view {
		display: block;
	}
}