body {
	background-image: url("background.jpg");
	background-attachment: fixed;
	background-position: center;
}

.header {
	background-color: #0B610B;
	text-align: center;
	font-weight: bold;
	font-size: 30px;
	width: 100%;
	color: #ffffff;
}

.footer {
    position:absolute;
    bottom: 10;
}

.b-button:hover {
	background-color: #b72d28;
	color: #ffffff;
	opacity: 1;
}

.b-button {
	margin: 0 auto;
	background-color: #b72d28;
	border-radius: 10px;
	padding: 7px;
	text-decoration: none;
	color: #ffffff;
	opacity: 0.8;
	transition: 0.3s;
}

.center-background {
    width: 50%;
    margin: 0 auto;
    background-color: rgba(213, 202, 202, 0.8);
    border-radius: 10px;
	text-align: center;
	font-size: 20px;
    padding: 20px;
}