Getting Started with Anchor Positioning
SMRTR summary
The CSS Anchor Positioning API eliminates the need for JavaScript to handle sticky UI elements like tooltips and dropdowns. By using anchor-name, position-anchor, and position-area, developers can attach floating elements to anchors and automatically handle overflow with position-try-fallbacks. Level 2 even adds anchored container queries for dynamic caret flipping, though full cross-browser support is still arriving.
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