@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;700&family=Roboto:wght@400;700&display=swap');

  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    color: #ffffff;
    line-height: 1.6;
    padding: 20px;
    animation: backgroundMove 15s linear infinite;
  }

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

  header {
    text-align: center;
    padding: 50px 20px;
  }

  header h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 3em;
    background: -webkit-linear-gradient(#ff7eb3, #ff0080);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textGradient 5s ease infinite;
    margin-bottom: 20px;
  }

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

  nav {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
  }

  nav a {
    color: #ffffff;
    text-decoration: none;
    font-weight: bold;
    padding: 10px 20px;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.2);
    transition: background 0.3s ease;
  }

  nav a:hover {
    background: rgba(255, 255, 255, 0.4);
  }

  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 15px;
  }

  article {
    margin-bottom: 50px;
  }

  article h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5em;
    margin-bottom: 20px;
    background: -webkit-linear-gradient(#ff7eb3, #ff0080);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  article h3 {
    font-size: 1.8em;
    margin: 20px 0 10px;
  }

  article h4 {
    font-size: 1.5em;
    margin: 15px 0 10px;
  }

  article p {
    margin-bottom: 15px;
    font-size: 1.1em;
  }

  article pre {
    background: #1e1e1e;
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    margin-bottom: 20px;
  }

  article code {
    color: #d6336c;
    font-family: 'Courier New', Courier, monospace;
  }

  article table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
  }

  article table, article th, article td {
    border: 1px solid #ffffff;
  }

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

  .image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
  }

  .image-gallery img {
    width: 100%;
    max-width: 320px;
    border-radius: 10px;
  }

  .code-preview {
    background: #2d2d2d;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 30px;
  }

  .code-preview code {
    display: block;
    color: #00ff90;
    font-size: 1em;
    white-space: pre-wrap;
  }

  footer {
    text-align: center;
    padding: 30px 20px;
    font-size: 1.2em;
    color: #cccccc;
  }

  @media (max-width: 1440px) {
    header h1 {
      font-size: 2.5em;
    }
  }

  @media (max-width: 1200px) {
    .container {
      padding: 15px;
    }
  }

  @media (max-width: 1024px) {
    nav {
      flex-direction: column;
      align-items: center;
    }

    nav a {
      width: 100%;
      max-width: 200px;
    }
  }

  @media (max-width: 768px) {
    article h2 {
      font-size: 2em;
    }

    article h3 {
      font-size: 1.5em;
    }

    article h4 {
      font-size: 1.2em;
    }
  }

  @media (max-width: 480px) {
    header h1 {
      font-size: 2em;
    }

    nav a {
      padding: 8px 16px;
      font-size: 0.9em;
    }
  }

  @media (max-width: 320px) {
    body {
      padding: 10px;
    }

    header h1 {
      font-size: 1.5em;
    }

    article p, article code, article th, article td, footer {
      font-size: 1em;
    }
  }