body {
background-color: #ffffff;
background-image: url("plateau.jpg");
background-repeat: repeat;
background-attachment: fixed;
font-family: "Arial","Helvetica","sans-serif";
font-size: 16px;
color:orange;
}
h1 {
font-size:48px;
text-align:center;
}
h2 {
font-size:36px;
text-align:center;
}
h3 {
font-size:28px;
text-align:center;
}
p{
font-size:24px;
text-align:left;

}