HTML & CSS · page 2

Review CSS features against a selected browser support target.

Identify declarations that may require compatibility prefixes.

Remove obsolete vendor-prefixed declarations from selected CSS.

Preview clipping, scrolling, and overflow behavior for sample containers.

Create a responsive modal layout with backdrop and content positioning.

Build responsive pagination component styles.

Create responsive feature comparison table markup and styles.

Create a responsive administrative interface shell.

Create subtle floating motion for cards and decorative elements.

Preview lightweight decorative particle movement.

Generate a decorative falling-character effect with JavaScript and CSS.

Experiment with rotating elements around different origins.

Identify common page landmark elements and missing structural regions.

Find repeated id attributes in an HTML document.

Flag selected elements missing required or recommended attributes.

Flag ARIA attributes that may duplicate native HTML semantics.

Analyze tabindex values and identify potentially confusing focus order.

Review lang and dir attributes for multilingual content.

Review table captions and accessible descriptions.

Check video and audio markup for caption or transcript references.

Review target and rel attributes on external links.

Preview responsive image source selection rules.

Preview a page at configurable viewport dimensions.

Recheck previously fixed accessibility issues after releases.