Ключевые слова: action, background, black, business, checking, clock, closeup, color, concept, contemporary, copy, countdown, crystal, dark, deadline, eternity, flowing, glass, gray, hour, hourglass, ideas, instrument, light, management, measurement, measuring, minute, object, old, oldfashioned, passing, past, patience, pressure, reflection, running, sand, sandglass, space, speed, stress, time, timer, transparent, urgency, urgent, watch,