body {
      margin: 0;
      padding: 0;
      background: #0e0e0e;
      color: #e0e0e0;
      font-family: 'Courier New', Courier, monospace;
      font-size: 14px;
      line-height: 1.6;
    }
    .wrap {
      max-width: 720px;
      margin: 50px auto;
      padding: 30px;
      background: #161616;
      border: 1px solid #2a2a2a;
      border-radius: 12px;
      box-shadow: 0 0 12px rgba(0, 0, 0, 0.3);
    }
    h1 {
      margin-bottom: 24px;
      font-size: 22px;
      font-weight: 700;
      border-bottom: 1px solid #333;
      padding-bottom: 10px;
      color: #fff;
    }
    label {
      display: block;
      margin-top: 20px;
      margin-bottom: 6px;
      font-size: 13px;
      font-weight: bold;
      color: #aaa;
      text-transform: uppercase;
      letter-spacing: 0.6px;
    }
    textarea,
    input,
    select {
      width: 100%;
      background: #0d0d0d;
      border: 1px solid #333;
      color: #eee;
      padding: 12px 14px;
      border-radius: 6px;
      resize: vertical;
      font-family: monospace;
      font-size: 14px;
      transition: border 0.2s, box-shadow 0.2s;
    }
    textarea:focus,
    input:focus,
    select:focus {
      outline: none;
      border-color: #66d9ef;
      box-shadow: 0 0 0 2px rgba(102, 217, 239, 0.2);
    }
    textarea {
      height: 110px;
    }
    button {
      margin-top: 24px;
      width: 100%;
      background: #1e1e1e;
      color: #ccc;
      border: 1px solid #444;
      padding: 14px;
      font-weight: bold;
      font-size: 14px;
      text-transform: uppercase;
      border-radius: 6px;
      cursor: pointer;
      transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    }
    button:hover {
      background: #2a2a2a;
      color: #fff;
      box-shadow: 0 0 6px rgba(255, 255, 255, 0.05);
    }
    pre {
      background: #0a0a0a;
      margin-top: 30px;
      padding: 18px;
      border: 1px solid #222;
      border-radius: 6px;
      white-space: pre-wrap;
      word-wrap: break-word;
      font-family: monospace;
      font-size: 13.5px;
      color: #ccc;
      min-height: 150px;
      overflow-x: auto;
    }
    .error {
      color: #ff5252;
      font-size: 13px;
      margin-top: 6px;
    }
    .footer {
      text-align: center;
      padding: 24px 0;
      font-size: 13px;
      color: #888;
      position: relative;
    }
    .footer a {
      color: #bbb;
      text-decoration: none;
      position: relative;
    }
    .footer a:hover {
      text-decoration: underline;
    }
    .preview-link {
      position: relative;
    }
    .img-preview {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    bottom: 140%;
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 1000;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
    border: 2.5px solid #264747;
    pointer-events: none; 
    }
    
    .img-preview img {
      max-width: 300px;
      display: block;
      border-radius: 10px;
    }

  .preview-link:hover .img-preview,
    .preview-link .img-preview:hover {
    visibility: visible;
    opacity: 1;
    transform: translateX(-50%) scale(1);
    pointer-events: auto;
    }