@media only screen and (max-width: 768px) {
	section.main_sec{
		width: 100%;
	}

	/* フッター */
	#footer{
		padding: 16px 20px;
		height: auto;
		width: 100%;
		box-sizing: border-box;
	}
	#footer div{
		width: 100%;
	}
	#footer .logo {
		margin: 0 auto 16px;
		position: static;
	}
	#footer .copyright {
		position: static;
		line-height: unset;
		text-align: center;
		font-size: 11px;
		margin-bottom: 0;
	}

}