.all div {
	display: inline-block;
	background-color: black;
	padding: 5px 15px;
	color: white;
	border-radius: 5px;
}
header {
	background-color: #0F253E;
	color: white;
	text-align: center;
	padding: 20px 0;
}
h2 {
	margin: 20px 0;
}
section {
	padding: 0 30px;
}