body{
	width:90%;
	max-width: 800px;
	margin:auto;
}

@media screen and (min-width: 640px){
	body{
		background-color: #eaf6ff
	}
	h1{
		font-size: 2.5rem;
	}
	#stretchable-grid-items li{
		display: inline-block;
		width:25%;
	}
}

@media screen and (min-width: 480px) and (max-width: 640px){
	#stretchable-grid-items li{
		display: inline-block;
		width:50%;
	}
}

@media screen and (max-width: 500px){
	h1{
		font-size: 1.5rem;
	}
	#stretchable-grid-items li{
		display: inline-block;
		width:100%;
	}
}

#stretchable-grid-items ul{
	margin:-10px;
	margin-top: 1rem;
	margin-bottom: 1rem;
}
#stretchable-grid-items aside{
	margin:10%;
}

aside{
	max-width: 170px;
	font-size: .8rem;
	margin: 10px;

}

ul{
	padding-left: 0;
}

li{
	list-style: none;
	display: inline-block;
	vertical-align: top;
}