body {
      background-color: white;
      font-family: Arial, sans-serif;
      padding: 20px;
      color: #333;
    }
    p {
      max-width: 800px;
      margin: 0.5em;
    }
    #logo {
        width: 70px;
    }
    gr-input, gr-button {
        display: block;
        margin-bottom: 16px;
        max-width: 400px;
      }
      gr-input, gr-button {
        display: block;
        margin-bottom: 16px;
      }
    .error {
        color: red;
        font-size: 0.9em;
        margin-top: 4px;
        margin-bottom: 20px;
      }
    #loadingLayer {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background-color: rgba(0, 0, 0, 0.5); 
      z-index: 9999;
      display: flex;
      align-items: center;
      color: white;
      font-size: 1.5em;
    }
    #loading {
      width: 800px;
      padding: 20px;
      text-align: center;
    }
    #errorLayer {
      color: red; 
      width: 800px;
      background: #fee; 
      padding: 1em; 
      border: 1px solid red; 
      margin-top: 1em;
    }
    footer {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background: #f9f9f9;
      text-align: center;
      padding: 0.5em;
      font-size: 0.9em;
      color: #666;
      border-top: 1px solid #ddd;
    }
    form {
      padding: 10px;
    }
    .table {
      display: grid;
      grid-template-columns: 200px 1fr;
      gap: 10px;
      max-width: 500px;
      margin-bottom: 30px;
    }
    .row {
      display: contents;
    }
    .label {
      font-weight: bold;
      background-color: #f2f2f2;
      padding: 8px;
    }
    .value {
      padding: 8px;
      background-color: #fafafa;
    }