     transition: opacity 0.25s linear;
      }
      #loading svg {
        animation: breath 1s linear infinite;
      }
      @keyframes breath {
        100% {
          transform: rotate(360deg);
        }
      }
      .loading-header {
        height: 48px;
        background-color: #2c2c2c;
      }
      .loading-content {
        flex: 1;
        display: flex;
        justify-content: center;
        align-items: center;
      }
    </style>
    <script>
      window.global = window;
    </script>
