:root{--safe-area-inset-top:env(safe-area-inset-top,0px);--safe-area-inset-bottom:env(safe-area-inset-bottom,0px);--safe-area-inset-left:env(safe-area-inset-left,0px);--safe-area-inset-right:env(safe-area-inset-right,0px)}