#form {
    width: 300px;
    margin: 50px auto;
}

.div-champ {
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

.input-animate {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.input-container {
    display: flex;
    flex-direction: column;
    margin-top: 10px;
}