Z-Index Conflict Checker — Analyze Layer Overlaps

Use this tool to detect overlapping z-index values in your web project. Add named layers, assign z-indexes, view sorted stacking order, and see visual box-based preview.

Layer Inputs
Name
z-index
Name
z-index
Name
z-index
Stacking Order (High to Low):
Modal — z-index: 1050
Header — z-index: 1000
Sidebar — z-index: 500
Sorted z-index Reference
1
2
3
Layer Visualization:
Modal (z: 1050)
Header (z: 1000)
Sidebar (z: 500)

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Stacking Made Simple

Understanding how elements stack is critical for building clean UIs. This tool makes it easy to define and analyze your z-index strategy with both textual and visual box previews.

Use Cases

  • 🧱 Ensure modal or toast is above all base layout
  • 📐 Manage navigation, dropdowns, overlays
  • ✅ Prevent UI layer bugs with predictable stacking
  • 📄 Share a clear z-index hierarchy with your team
  • 🧪 See visual box overlap preview to confirm stack depth

Frequently Asked Questions (FAQs)

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