HTML DETAILS & SUMMARY with CSS

Collection of free HTML DETAILS & SUMMARY with CSS code examples (with little JS). More examples: https://freefrontend.com/html-details-summary-css/.

TreeView Details/Summary

Pure CSS Dropdown Menu (No JavaScript)

HTML Only Accordion

Details Element with Custom Arrow

Animated Details Element

Unit Testing Results Panel

Teaching the Details Element with … Details Elements!

HTML5 Details & Summary

Details/Summary Animated Accordion

HTML Buddies Details & Summary: Bad Kids’ Jokes