* {
	box-sizing: border-box;
}

body {
	margin: 0;
	padding: 0;
	font-family: "Roboto", sans-serif;
	font-size: 16px;
}

.container {
	max-width: 950px;
	margin: 0 auto;
	padding: 20px;
}

header {
	text-align: center;
	margin-bottom: 40px;
}

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

article {
	flex: 1 0 300px;
	margin: 10px;
	background-color: #f7f7f7;
	padding: 20px;
	border-radius: 5px;
	box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1, h2 {
	font-weight: bold;
	margin: 0 0 10px;
}

h1 {
	font-size: 36px;
}

h2 {
	font-size: 24px;
}

p {
	margin: 0 0 10px;
}