Ключевые слова: alert, alertness, attention, background, bold, bright, catching, caution, cautionary, communication, copy space, danger, distinct, distinctive, emphasis, exclamation, eye, graphic, highlight, icon, important, indicate, indication, mark, marker, message, notation, notice, noticeable, notification, point, prominent, punctuation, red, reminder, sign, signal, standout, statement, strong, symbol, visible, visual, warning, white,