header {
        background-color: #4CAF50;
        color: white;
        text-align: center;
        padding: 1rem 0;
    }

    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1rem;
        padding: 2rem;
    }

    .project {
        background-color: #f9f9f9;
        border: 1px solid #ddd;
        border-radius: 8px;
        padding: 1rem;
        text-align: center;
        transition: transform 0.3s ease;
    }

    .project:hover {
        transform: scale(1.05);
    }

    .project img {
        max-width: 100%;
        height: auto;
        border-radius: 8px;
    }

    footer {
        background-color: #333;
        color: white;
        text-align: left;
        padding: 1rem;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
    }

    footer span {
        font-size: 0.8rem;
    }

    #interactive-module {
        margin: 2rem auto;
        text-align: center;
    }

    button {
        background-color: #4CAF50;
        color: white;
        padding: 0.5rem 1rem;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        transition: background-color 0.3s ease;
    }

    button:hover {
        background-color: #45a049;
    }

    .dynamic-message {
        margin-top: 1rem;
        font-size: 1.2rem;
        color: #333;
    }
</style>

<script>
    function showMessage() {
        const messageDiv = document.getElementById('dynamic-message');
        messageDiv.textContent = 'You clicked the button! This is a dynamic interaction.';
    }
</script>