Fixed Position Element (bottom-left)

Diagnostic CSS System Demo

Test all diagnostic modes by clicking the buttons below

Diagnostic Controls

📐 Structure & Layout

📝 Typography

🎨 Stacking & Layering

🖱️ Interactive Elements

📱 Responsive & Color

📸 DOM Snapshot & Diff

🔧 Control

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Grid Layout Demo

This section uses CSS Grid - try "Show Grid" to visualize it

Card 1

Grid item with some content inside

Card 2

Another grid item with content

Card 3

Third grid item with content

Card 4

Fourth grid item

Card 5

Fifth grid item

Card 6

Sixth grid item

Flexbox Layout Demo

This section uses Flexbox - try "Show Flexbox" to visualize it

Flex Item 1

Flexbox content

Flex Item 2

Flex Item 3

Even more content

Typography Samples

Multiple text styles for typography panel analysis

Large Bold Text (20px / 700)

Medium Regular Text (16px / 400)

Small Text with Color (14px / 400 / #666)

Tiny Text (12px / #999)

Custom Styled Text (18px / 600)

One-off Style (15px) - Should be highlighted as inconsistent

Interactive Elements

Buttons, links, and form elements - try "Show Interactive Elements"

Link 1 Link 2 Link 3

Positioned Elements

Absolute and fixed positioning - try "Show Positioned Elements"

Absolutely positioned (top-right)

This box has an absolutely positioned child. There's also a fixed element at the bottom-left of the viewport.

Article Element

This content is inside an <article> element. Semantic element visualization will highlight it.