#grid-content {
	max-width: 1440px;
	margin-left: auto;
	margin-right: auto;
}
#grid-content div {
	width:240px;
	height: 240px;
}

#grid-content div.large {
	width: 480px;
	height: 480px;
}
#grid-content div h3 {
	line-height: 1.1em;
	margin: 0;
	padding: 0;
}
#grid-content div p {
	margin: 0;
	padding: 0;
}

/*幅1200以下の場合*/
@media screen and (max-width: 1440px) {
	#grid-content {
		max-width: 1200px;
	}	
}

@media screen and (max-width: 1200px) {
	#grid-content {
		max-width: 960px;
	}	
}