The 'Content changing by scroll' component allows for dynamic content presentation that changes as the user scrolls down the page. This feature enhances user engagement by revealing different sections of content in a visually appealing manner.

Key Features:

• Dynamic content transitions triggered by scroll events, allowing for a more interactive experience.
• Multiple content frames that display different text and images as the user scrolls, such as 'Apartments', 'Sea of light', and 'First Number'.
• Smooth animations that enhance the visual flow of content changes, improving user retention.

Design Elements:

• A clean layout that emphasizes text readability with a focus on white space.
• Use of contrasting colors for text and background to ensure visibility, such as white text on darker backgrounds.
• Incorporation of modern typography, specifically the 'Lato' font family, to maintain a contemporary aesthetic.

Potential Use Cases:

• Real estate websites showcasing properties with detailed descriptions that change as users scroll.
• Portfolio sites for designers or artists that want to highlight different projects in an engaging way.
• Landing pages for events or products that require storytelling through visual content transitions.

Conclusion: This component is effective for creating engaging user experiences through scroll-triggered content changes, making it suitable for various applications in web design.