This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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CSS Basics
cssbasics.fridayfrontend.com
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Use #CSS overscroll-behavior: contain to prevent a page from scrolling while a <dialog> is open https://www.bram.us/2025/11/25/use-overscroll-behavior-contain-to-prevent-a-page-from-scrolling-while-a-dialog-is-open/
2025-12-08T18:02:33.632Z