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

@media (min-width: 889px){
	body {
		width: 90%;
	}
}

@media (min-width: 640px){
	body {
		background-color: #eaf6ff;
	}
	h1 {
		font-size: 2.5rem;
	}
} 

@media (max-width: 500px){
h1 {
	font-size: 1.5rem;
	}
}

@media (min-width: 480px){
	#stretchable-grid-items li{
		width: 50%;
	}
}

#fixed-size-grid-items {
	display: inline-block;
}

#fixed-size-grid-items li{
	width: 170px;
	margin: 10px;
	font-size: .8rem;
	display: inline-block;
	padding-left: 0;
	list-style-type: none;

}

#fixed-size-grid-items aside {
	font-size: .8rem;
	list-style: none;
}

#fixed-size-grid-items ul {
	padding: 0 0;
	list-style: none;
}

#stretchable-grid-items li{
		width: 25%;
	}

#stretchable-grid-items { 
	display: inline-block;
}

#stretchable-grid-items li{
	width: 100%;
	display: inline-block;
	vertical-align: top;
}

#stretchable-grid-items aside{
	font-size: .8rem;
	list-style: none;
	margin: 10%;
}

#stretchable-grid-items ul{
	margin-top: 1rem;
	margin-bottom: 1rem;
	padding: 0;
	list-style: none;
	margin-left: -10px;
	margin-right: -10px;
}