body {
	margin: 0;
	padding: 0;
	font-family: Arial, sans-serif;
}

header {
	background-color: #333;
	color: #fff;
	padding: 20px;
	display: flex;
	align-items: center;
	justify-content: space-between;
}

nav ul {
	list-style-type: none;
	margin: 0;
	padding: 0;
	display: flex;
}

nav li {
	margin-right: 20px;
}

nav li:last-child {
	margin-right: 0;
}

nav a {
	color: #fff;
	text-decoration: none;
}

main {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-around;
	padding: 20px;
}

section {
	background-color: #f1f1f1;
	padding: 20px;
	margin-bottom: 20px;
	width: 30%;
	min-width: 300px;
	display: flex;
	flex-direction: column;
}

h2 {
	margin-top: 0;
}

.vote {
	margin-top: auto;
	display: flex;
	justify-content: space-between;
}

.vote button {
	background-color: #ccc;
	border: none;
	padding: 10px;
	cursor: pointer;
}

.upvote:before {
	content: '\25B2';
}

.downvote:before {
	content: '\25BC';
}