body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex-grow: 1;
    padding: 20px;
    display: flex;
    align-items: center;
}

.footer {
    padding: 15px;
    text-align: center;
    margin-top: auto; /* Pousse le footer vers le bas */
}