body{
    background-color:  #ffe4c4;
    background-image: url("presentation.png");
    background-repeat: no-repeat;
    background-attachment:scroll;
    background-size:1100px;
    background-position-x: center;
    background-position-y: 155px;
}
#acceuil {
    /*background-image: url("barre_du_haut.png");*/
    background-color: #ffffff;
    padding-left: 1%;
    padding-right: 1%;
    font-weight: bolder;
    font-style: italic;
    font-family: cursive;
    font-size: 2em;
    text-align-last: justify;
    a:link, a:visited, a:active {
        color: #8a4e00; /* #8a4e00 (marron) et #ffe4c4 (creme)*/
        text-decoration: none;
      }
    a:hover {
        color: #ffe4c4;
    }
}
header {
    transition: 0.5s;
    border-radius: 25%;
    border: 20px double white;
    margin-left: 35%;
    margin-right: 35%;
    padding: 20px;
    margin-top: 250px;
    font-weight: bolder;
    font-style: oblique;
    font-size: 2.25em;
    font-family: cursive;
    text-align: center;
    a:link, a:visited, a:hover, a:active {
        color: white;
        text-decoration: none;
    }
}
header:hover {
    transition: 0.5s;
    border: 30px double #8a4e00;
    margin-left: 30%;
    margin-right: 30%;
    padding: 20px;
    margin-top: 220px;
    font-weight: bolder;
    font-style: oblique;
    font-size: 3.25em;
    font-family: cursive;
    text-align: center;
    a:link, a:visited, a:hover, a:active {
        color: #8a4e00;
        text-decoration: none;
    }
}