@media (min-width: 641px) /* PC */{
	.pc-contents{
		display: block;
	}
	.sp-contents{
		display: none;
	}
}

@media (max-width: 640px) /* sp */{
	.pc-contents{
		display: none;
	}
	.sp-contents{
		display: block;
	}

	img{
		max-width: 100%
	}
}