h1 {
		text-decoration : underline;
		color: #FFD700;
}
a {
	color : blue;
}
p {
	font-weight : bold;
	font-family : arial;
}
h2 {
	font-weight : bold;
	color : green;
}

body {
	background-color: skyblue; /* le ciel */
    text-align: center;
	font-family: sans-serif;
}
.scene {
	position: relative;
	height: 300px;
	background-color: lightgreen; /* le sol */
        }