body, html {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(to bottom, #000f5c, #4d0099);
        color: white;
        overflow-x: hidden;
        line-height: 1.6;
    }
    header {
        position: relative;
        height: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        text-align: center;
        background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center/cover;
        background-blend-mode: overlay;
        background-color: rgba(0, 15, 92, 0.8);
    }
    header h1 {
        font-family: 'Futura', sans-serif;
        font-size: 48px;
        text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
        letter-spacing: 2px;
    }
    header p {
        font-size: 18px;
        margin-top: 20px;
        max-width: 600px;
    }
    .container {
        padding: 20px;
        max-width: 1200px;
        margin: 0 auto;
    }
    .section {
        margin-bottom: 40px;
    }
    .section h2 {
        font-family: 'Futura', sans-serif;
        font-size: 36px;
        margin-bottom: 20px;
        color: #ff9800;
        text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
    }
    .section p {
        font-size: 16px;
        line-height: 1.8;
        margin-bottom: 15px;
    }
    .card {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        padding: 20px;
        margin-bottom: 20px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease;
    }
    .card:hover {
        transform: translateY(-5px);
    }
    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }
    table th, table td {
        border: 1px solid rgba(255, 255, 255, 0.2);
        padding: 10px;
        text-align: left;
    }
    table th {
        background: rgba(255, 255, 255, 0.1);
    }
    pre {
        background: rgba(0, 0, 0, 0.5);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }
    code {
        color: #ff9800;
        font-family: 'Courier New', monospace;
    }
    button {
        background-color: #ff9800;
        color: white;
        border: none;
        padding: 10px 20px;
        cursor: pointer;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    button:hover {
        transform: scale(1.1);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    }
    button:active {
        transform: scale(0.9);
    }
    footer {
        text-align: center;
        padding: 20px;
        background: rgba(0, 0, 0, 0.5);
        margin-top: 40px;
    }
    @media (max-width: 768px) {
        header h1 {
            font-size: 36px;
        }
        .section h2 {
            font-size: 28px;
        }
        .section p {
            font-size: 14px;
        }
    }