styles.css

body {
	background-color: #00aaff;
	font-family: 'Roboto', sans-serif
}

#calculator-body {
	background-color: white;
	margin-top: 9%;
	border-style: solid;
	border-radius: 10px;
	border-color: transparent;
	box-shadow: 0 0 0 1px #ebebeb inset, 0 0 0 3px rgba(255,255,255,0.15) inset, 0 8px 0 0 #adadad, 0 8px 0 3px rgba(0,0,0,0.4), 0 8px 8px 3px rgba(0,0,0,0.5);
	padding-top: 15px;
	padding-bottom: 15px;
}

#buttons {
	margin-top: 2.5%;
	display: inline-block;
	box-sizing: border-box;
}

#screen {
	background-color: #dce5ed;
	text-align: right;
	border-style: solid;
	border-color: transparent;
	border-radius: 10px;
	font-family: 'Orbitron', sans-serif
}

#answer{
	font-size: 37.5px;
}

.btn {
	box-shadow: 0 0 0 1px #ebebeb inset, 0 0 0 2px rgba(255,255,255,0.15) inset, 0 5px 0 0 #adadad, 0 5px 0 1px rgba(0,0,0,0.4), 0 5px 5px 1px rgba(0,0,0,0.5);
	margin:6px auto 6px auto;
}

a {
	color: black;
}

a:hover{
	text-decoration: none;
}