body {
	margin: 0;
	font-family: Arial, sans-serif;
	background: #f5f5f5;
	color: #222;
}

.kapsayici {
	max-width: 1100px;
	margin: 0 auto;
	padding: 20px;
}

.ust {
	background: #202938;
	color: #fff;
}

.menu {
	background: #111827;
}

.menu a {
	color: #fff;
	text-decoration: none;
	margin-right: 15px;
}

.ana {
	max-width: 1100px;
	margin: 30px auto;
	padding: 20px;
	background: #fff;
}

.duyuru {
	margin-top: 20px;
	padding: 15px;
	background: #eef6ff;
	border-left: 4px solid #2563eb;
}

.alt {
	margin-top: 30px;
	background: #202938;
	color: #fff;
}