Custom highlightsCustom highlights style arbitrary text ranges, without adding extra elements to the DOM.newly2026-03-24https://drafts.csswg.org/css-highlight-api-1/https://developer.mozilla.org/docs/Web/API/Highlightapi.CSS.highlights_staticapi.Highlightapi.Highlight.@@iteratorapi.Highlight.Highlightapi.Highlight.addapi.Highlight.clearapi.Highlight.deleteapi.Highlight.entriesapi.Highlight.forEachapi.Highlight.hasapi.Highlight.keysapi.Highlight.priorityapi.Highlight.sizeapi.Highlight.typeapi.Highlight.valuesapi.HighlightRegistryapi.HighlightRegistry.@@iteratorapi.HighlightRegistry.clearapi.HighlightRegistry.deleteapi.HighlightRegistry.entriesapi.HighlightRegistry.forEachapi.HighlightRegistry.getapi.HighlightRegistry.hasapi.HighlightRegistry.keysapi.HighlightRegistry.setapi.HighlightRegistry.sizeapi.HighlightRegistry.valuescss.selectors.highlighthttps://nowyoucanuse.com/features--highlight.html