.row_a1{
	padding-top: 50px;
	padding-bottom: 100px;
}
@media screen and (max-width:768px) {
	.row_a1{
		padding-top: 0.5rem;
		padding-bottom: 1rem;
	}
	.a1_tit{
		font-size: .5rem;
		padding-bottom: .5rem;
	}
}