Brief: Design a responsive landing page for a fictional time-tracking app, "QuickTrack." The page should focus on the app's key value—"Effortless time tracking"—with a minimalist, mobile-friendly design. Sections: Hero: Heading "Track Your Time Effortlessly" and tagline "The best time-tracking tool for busy professionals." About: Brief description highlighting features like "Real-time tracking," "Detailed reports," and "User-friendly interface." Features: Three icons (clock, analytics, user-friendly). CTA: Prominent "Get Started Now" button. Styling: Color accents: #1E90FF and #FF6347. Fonts: Hero heading in Montserrat Bold, 36px; section headers in Roboto Bold, 20px; body text in Roboto, 16px. Layout: Flexbox/Grid, 2-column on larger screens, single-column on mobile