html,
      body {
        margin: 0;
        width: 100%;
        height: 100%;
        overflow: hidden;
        background: #040302;
      }

      #app {
        width: 100%;
        height: 100%;
        min-height: 100dvh;
      }

      #fallback {
        position: fixed;
        inset: 0;
        display: none;
        place-items: center;
        padding: 20px;
        color: #fff;
        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        background: #111;
        text-align: center;
        z-index: 100;
      }

      #portalFade {
        position: fixed;
        inset: 0;
        z-index: 50;
        pointer-events: none;
        background: #ffffff;
        opacity: 0;
        will-change: opacity;
      }

      body.is-entering {
        cursor: progress;
      }

      body.is-entering #app {
        pointer-events: none;
      }