html {
    scroll-behavior: smooth;
}

.ancre-lien {
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    width:100%;
}

.ancre-bouton {
    width: 100%;
    height: 60px;
    padding: 0;
    font-size: 22px;
    color: white;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
    border: 0;
    cursor: pointer;
    margin: 10px;
    display: flex;
    justify-content: center;
}

.ancre-bouton:hover .ancre-lien{
    color:#333;
    opacity:0.3;
}

.ancre-bouton:hover{
background-color:transparent!important;
}