: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: contain; } .custom-emoji { width: 1em; }