/* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Quicksand', sans-serif;
        background: linear-gradient(135deg, #4CAF50, #1E88E5);
        color: #333;
        line-height: 1.6;
        padding: 20px;
    }

    header {
        text-align: center;
        padding: 40px 0;
        background: rgba(255, 255, 255, 0.8);
        border-radius: 10px;
        margin-bottom: 20px;
    }

    header h1 {
        font-family: 'Roboto', sans-serif;
        font-size: 2.5em;
        color: #1E88E5;
    }

    .container {
        display: flex;
        flex-wrap: wrap;
    }

    .left-section, .right-section {
        flex: 1;
        min-width: 300px;
        padding: 20px;
    }

    .left-section {
        background: linear-gradient(to bottom, #4CAF50, #8BC34A);
        position: relative;
        overflow: hidden;
        border-radius: 10px;
        margin-bottom: 20px;
    }

    .right-section {
        background: rgba(30, 136, 229, 0.9);
        color: #fff;
        border-radius: 10px;
        margin-bottom: 20px;
    }

    .left-section::before {
        content: "";
        position: absolute;
        top: -50px;
        left: -50px;
        width: 100px;
        height: 100px;
        background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center;
        background-size: contain;
        opacity: 0.3;
        animation: floating 10s linear infinite;
    }

    @keyframes floating {
        0% { transform: translateY(0) rotate(0deg); }
        100% { transform: translateY(-100vh) rotate(360deg); }
    }

    .content {
        background: rgba(255, 255, 255, 0.9);
        padding: 20px;
        border-radius: 10px;
        max-width: 1200px;
        margin: auto;
    }

    .content h2, .content h3 {
        font-family: 'Roboto', sans-serif;
        color: #1E88E5;
        margin-bottom: 15px;
    }

    .content p, .content ul, .content table {
        margin-bottom: 15px;
    }

    .content pre {
        background: #f4f4f4;
        padding: 10px;
        border-radius: 5px;
        overflow-x: auto;
    }

    .content code {
        font-family: 'Courier New', Courier, monospace;
        background: #e8e8e8;
        padding: 2px 4px;
        border-radius: 4px;
    }

    .content table {
        width: 100%;
        border-collapse: collapse;
    }

    .content table, .content th, .content td {
        border: 1px solid #ddd;
    }

    .content th, .content td {
        padding: 10px;
        text-align: left;
    }

    .image-gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .image-gallery img {
        width: 100%;
        max-width: 320px;
        border-radius: 5px;
    }

    .reference {
        text-align: center;
        font-style: italic;
        margin-top: 20px;
        color: #555;
    }

    .button {
        background-color: #1E88E5;
        color: white;
        border: none;
        padding: 10px 20px;
        border-radius: 5px;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .button:hover {
        background-color: gold;
        transform: scale(1.05);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .content {
            padding: 15px;
        }
    }

    @media (max-width: 1200px) {
        .content {
            padding: 10px;
        }
    }

    @media (max-width: 1024px) {
        .container {
            flex-direction: column;
        }

        .left-section, .right-section {
            padding: 15px;
        }
    }

    @media (max-width: 768px) {
        .container {
            flex-direction: column;
        }

        .left-section, .right-section {
            padding: 10px;
        }

        header h1 {
            font-size: 2em;
        }
    }

    @media (max-width: 480px) {
        .content h2 {
            font-size: 1.5em;
        }

        .content h3 {
            font-size: 1.2em;
        }

        .button {
            padding: 8px 16px;
        }
    }

    @media (max-width: 320px) {
        .content h2 {
            font-size: 1.3em;
        }

        .content h3 {
            font-size: 1em;
        }

        .button {
            padding: 6px 12px;
        }
    }