body {
	background-image: url(watercolor-background-papaya-whip.jpg);
	height: 100%;
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
}

ul {
	list-style-type: none;
	background-color: #E1ADAB;
	margin: 0;
	padding: 0;
	overflow: hidden;
}

li {
	float: right;
}

li a {
	display: block;
	color: white;
	text-align: center;
	padding: 16px 22px;
	text-decoration: none;
	font-size: 18px;
}

li a:hover {
	background-color: bisque;
	color: black;
}

.img_school {
	width: 170px;
	height: 150px;
	float: right;
	padding-top: 20px;
	padding-right: 10px;
}

.header h1 {
	float: left;
	font-size: 50px;
	padding-top: 20px;
	padding-left: 10px;
}

.header {
	overflow: auto;
	padding: 20px;
}

.short_introduction {
	clear: both;
	padding: 20px;
}