@charset "UTF-8";
.sec-100nb{
	display:flex;
}
.sec-inner{
	display:flex;
	flex-wrap:wrap;
	justify-content:space-between;
}
.sec-inner > div{
	flex-basis:32.5%;
	margin:0 0 2rem 0;
}
@media screen and (max-width:768px){
	.sec-100nb{
		flex-wrap:wrap;
	}
	.box-20{
		width:80%;
		margin-inline:auto;
	}
	.sec-inner > div{
		flex-basis:75%;
		margin:0 0 2rem 0;
		margin-inline:auto;
	}
	img.flow_sp{
		width:75%;
		margin-inline:auto;
		display:block;
	}
}