.screen{
	position: absolute;
	width: calc(100% - 10em);
	height: 100%;
	top:0;
	left:0;
	margin:0 5em;
	padding:0;
}
.screen h1{
	font-family: 'brazil';
	font-weight: normal;
	font-size: 350%;
}
#tools .instruction{
	width: calc(20% - 4em);
	display: inline-block;
	margin:2em;
	vertical-align: top;
}
input.button{
	display: inline-block;
	font-size: 100%;
	padding:1em;
	margin:2em;
}