* {
	padding: 0;
	margin: 0;
	box-sizing: border-box;
}

.wrapper {
	width: 100%;
	padding: 20px;
	margin: 0 auto;
}

h2 {
	margin-bottom: 12px;
}

.code-container {
	display: inline-block;
	width: 100%;
	overflow-x: auto;
}