: #58a6ff;
    }

    body.dark-mode code {
      background-color: #2b2b2b;
      border-color: #444;
      color: #e6e6e6;
    }

    body.dark-mode .note {
      background-color: #1c2e3e;
      border-left-color: #58a6ff;
    }

    body.dark-mode header {
      background-color: #2c2c2c;
    }

    body.dark-mode nav ul li a {
      color: #f0f0f0;
    }

    #scrollTopBtn {
      display: none;
      position: fixed;
      bottom: 20px;
      right: 105px;
      z-index: 99;
      font-size: 26px;
   