/* 基本样式重置 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #0f2047, #000000);
        color: #ffffff;
        line-height: 1.6;
    }

    header {
        width: 100%;
        padding: 20px;
        text-align: center;
        background: rgba(15, 32, 71, 0.8);
        position: fixed;
        top: 0;
        left: 0;
        z-index: 1000;
    }

    header h1 {
        font-size: 2em;
        color: #a64bf4;
    }

    main {
        padding-top: 80px;
    }

    section {
        min-height: 100vh;
        padding: 60px 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        background: linear-gradient(45deg, #1a2a6c, #b21f1f, #fdbb2d);
        background-size: 600% 600%;
        animation: gradientAnimation 15s ease infinite;
    }

    @keyframes gradientAnimation {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    h2 {
        font-size: 2.5em;
        margin-bottom: 20px;
        color: #00d4ff;
    }

    p {
        max-width: 800px;
        text-align: center;
        margin-bottom: 20px;
    }

    pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        max-width: 800px;
        width: 100%;
    }

    code {
        color: #00ffea;
        font-family: 'Courier New', Courier, monospace;
    }

    table {
        width: 100%;
        max-width: 800px;
        border-collapse: collapse;
        margin: 20px 0;
    }

    table, th, td {
        border: 1px solid #00d4ff;
    }

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

    img {
        width: 320px;
        height: 320px;
        object-fit: cover;
        margin: 10px;
    }

    footer {
        padding: 20px;
        text-align: center;
        background: rgba(15, 32, 71, 0.8);
        position: fixed;
        bottom: 0;
        width: 100%;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        h2 {
            font-size: 2em;
        }

        pre, table {
            max-width: 100%;
        }

        img {
            width: 100%;
            height: auto;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.5em;
        }

        h2 {
            font-size: 1.5em;
        }

        p, pre, table {
            padding: 10px;
        }
    }