Custom Mobile-Friendly Web-Based PDF Viewer

JavaScript, Mobile App Development, CSS, HTML, Agile Development, Mobile App Testing, Web Development, Frontend Development, Web Application, Accessibility · PDF Viewer for Mobile Web Browser – Story Play I need a custom web-based PDF viewer optimized for mobile browsers. The viewer will be used as part of a story-play/interactive story experience, so it should have a clean, attractive, user-friendly interface rather than simply displaying a standard PDF viewer. Main Requirements • Develop/integrate a PDF viewer that works reliably in mobile web browsers. • The PDF will be used to present a story, with users moving through the story page by page. • Provide clearly visible Previous / Next navigation controls. • Include a suitable page indicator, such as Current Page / Total Pages. • The UI should be attractive and suitable for a children's/story-reading experience. • The viewer must be fully responsive across different mobile screen sizes and orientations. • The viewer interface must be customizable through a separate CSS file, allowing colors, fonts, buttons, spacing, backgrounds, sizes, etc. to be changed without modifying the core viewer functionality. • Avoid the browser's default PDF viewer UI where possible; the goal is to have a custom story-player interface. PDF Protection • The PDF should be displayed inside the webpage rather t