body {
        font-family: Arial, sans-serif;
        background-color: #3498db; /* Couleur de fond */
        margin: 0;
        padding: 0;
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 100vh; /* Pour occuper tout l'espace vertical */
        background-image: url('background.jpg'); /* Image de fond */
        background-size: cover; /* Pour couvrir toute la fenêtre */
        background-position: center; /* Centrer l'image de fond */
    }

    .container {
        background: rgba(255, 255, 255, 0.9); /* Fond semi-transparent */
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
        max-width: 400px;
        width: 100%;
        text-align: center;
    }

    h2 {
        color: #333;
        margin-bottom: 20px;
    }

    form {
        display: flex;
        flex-direction: column;
    }

    input[type="text"], input[type="password"], input[type="submit"], select {
        padding: 10px;
        margin: 10px 0;
        border-radius: 5px;
        border: 1px solid #ddd;
    }

    input[type="submit"] {
        background-color: #4CAF50;
        color: white;
        border: none;
        cursor: pointer;
        transition: background-color 0.3s ease;
    }

    input[type="submit"]:hover {
        background-color: #45a049;
    }

    p {
        margin: 10px 0;
    }