tutu/src/App.css

@import "normalize.css/normalize.css";
@import "./material/theme.css";

:root {
  --safe-area-inset-top: env(safe-area-inset-top);
  --safe-area-inset-left: env(safe-area-inset-left);
  --safe-area-inset-bottom: env(safe-area-inset-bottom);
  --safe-area-inset-right: env(safe-area-inset-right);
  background-color: var(--tutu-color-surface, transparent);
  overscroll-behavior-block: none;
}

:root, body, #root {
  min-height: 100vh;
  min-height: 100dvh;
}

.custom-emoji {
  width: 1em;
}

h1 {
  margin: 0;
}