#headerContents{
    position: sticky;
    top: 0;
}
#pageContents {
    height: fit-content;
    
    background-image: url('../ressources/accueil/Laverie.png'); 
    background-size: cover;
    background-repeat: no-repeat; 
    background-attachment: fixed;
} 
#pageContents:before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255,0.1); 
    z-index: -1;
}