* {
	margin: 0;
	padding: 0;
}

a {
	text-decoration: none;
}

kbd {
	width: 4em;
	height: 4em;
	display: inline-block;
	text-transform: uppercase;
	position: relative;
}

kbd button {
	position: absolute;
	right: 0;
	bottom: 0;
	display: none
}

kbd:hover button {
	display: inline-block;
}

body {
	background: grey url(./wall.jpg) no-repeat center center;
	background-size: cover;
}

main {
	text-align: center;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100vh;
	/*
	viewport height
	*/
}

#main {
	display: inline-block;
	;
}

#main>div:nth-child(2) {
	margin-left: -22px;
}

#main>div:nth-child(3) {
	margin-left: -80px;
}

.wrapper {
	background: rgba(255, 255, 255, 0.2);
	border-radius: 10px;
}

.key {
	width: 50px;
	height: 40px;
	background: linear-gradient(to bottom, #292929 0%, #111111 100%);
	border: 1px solid #373737;
	color: #C5C5C5;
	border-radius: 6px;
	box-shadow: 0 0 0 1px #1A1B1C, 0 0 0 2px #1F2020, 0 3px 0 2px #080808;
	position: relative;
	font-size: 16px;
	font-family: Helvetica;
}

.row {
	margin: 20px;
}

.row .key {
	margin: 0 10px;
}

.key img {
	width: 16px;
	height: 16px;
	position: absolute;
	left: 4px;
	bottom: 2px;
}

.key .text {
	position: absolute;
	left: 4px;
	top: 2px;
}