SMRTR ProgrammingFeb 5, 2026CSS-Tricks

CSS Bar Charts Using Modern Functions

SMRTR summary

New CSS features like sibling-index() and the upgraded attr() function enable cleaner, more efficient bar chart creation. Using CSS Grid with 100 rows, these functions automatically position bars by reading data-value attributes from markup. The approach eliminates previous hacks and manual CSS variable management while supporting various chart styles including vertical, horizontal, and marker-based visualizations.

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