pre {
        background-color: #f8f9fa;
        padding: 10px;
        border-radius: 5px;
        overflow-x: auto;
      }
      code {
        font-family: monospace;
      }
      .section-title {
        margin-top: 2rem;
      }
      .estructura {
        background-color: #f1f1f1;
        padding: 1rem;
        border-radius: 5px;
        font-family: monospace;
      }
      body.dark-mode {
        background-color: #181a1b !important;
        color: #e0e0e0 !important;
      }
      body.dark-mode .container {
        background-color: #23272b !important;
        color: #e0e0e0 !important;
      }
      body.dark-mode pre {
        background-color: #23272b !important;
        color: #e0e0e0 !important;
      }
      body.dark-mode .estructura {
        background-color: #23272b !important;
        color: #e0e0e0 !important;
      }
      body.dark-mode a {
        color: #90caf9 !important;
      }
      #theme-toggle {
        z-index: 999;
      }