.button-container {
	margin: 20px;

	width: 400px;
	height: 400px;
	display: inline-block;
}

button {
	width: 100%;
	height: 100%;
	background-color: #fff;
	border: solid 1px #000;
	box-shadow: 0px 0px 7px -4px rgba(0, 0, 0, 0.5);

	cursor: pointer;
}

h1 {
	font-size: 3rem;
}

main {
	display: flex;
	flex-wrap: wrap;
}