#banniere-mobile {
    margin: auto;
    width: 80%;
}

#banniere-pc {
    margin: auto;
    width: 80%;
}

#francais, #english {
    margin: auto;
    width: 40px;
}

#accueil {
    background: url(../images/contact.jpg) center / cover no-repeat;
}

#areas87, #areas23 {
    padding-top: 20%;
}