.menu {
    margin-bottom: 30px;
    text-align: center;
    background-color: #e9e9e9;
    padding: 15px;
    border-radius: 8px;
}
.menu a {
    margin: 0 15px;
    text-decoration: none;
    color: #007bff;
    font-weight: bold;
    font-size: 16px;
}
.menu a:hover {
    text-decoration: underline;
}


.btn-retour {
    display: inline-block;
    margin-bottom: 20px;
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.btn-retour:hover {
    background-color: #0056b3;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #fff;
    color: #333;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.title {
    background: #ffc66e;
    padding: 15px;
    border-radius: 15px;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 20px;
}

.card {
    border-radius: 30px;
    padding: 30px 20px;
    border: 8px solid;
    border-image: linear-gradient(to bottom right, #ccff66, #cc99ff) 1;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card a, .card label {
    font-size: 1.4rem;
    font-weight: bold;
    color: #4b00b3;
    text-decoration: none;
}

.card a:hover {
    text-decoration: underline;
}

form {
    margin-top: 30px;
}

input[type="submit"] {
    background: linear-gradient(to right, #3a52ff, #dd77ff);
    color: white;
    border: none;
    padding: 12px 20px;
    font-size: 1rem;
    border-radius: 10px;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

input[type="submit"]:hover {
    opacity: 0.85;
}