.wait{
    width: 100%;
    height: 100vh;
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 0px;
    left: 0px;
    bottom: 0px;
    background-color: rgba(0, 0, 0, 0.85);
}

.contenu{
    padding: 30px;
    border-radius: 20px;
    border: #000 1px solid;
    background-color: #fff;
}