Nested Iframes with Shadow DOM
This page demonstrates true nested iframes (iframes inside iframes) combined with Shadow DOM encapsulation. Each level loads content that contains another iframe, creating a multi-level nested structure.🌐 Level 1: Main Page → Level 2 Iframe
Main Page Loading Nested Iframe Structure
Level 1 - Main Page (This is where you are
now)
This iframe below loads
level2-iframe.html, which itself
contains another iframe:
🎭 Level 2: Shadow DOM Iframe Container
📦 Level 3: Direct Iframe Loading
Direct Level 3 Iframe Access
Direct Access to Level 3
You can also access Level 3 directly:
📋 Nesting Structure Summary
Main Page
(
nested-iframes-with-shadow.html)
↓ contains iframe loading
Level 2
(
level2-iframe.html)
↓ contains iframe loading
Level 3
(
level3-iframe.html)
↓ contains iframe loading
Shadow DOM
Content
(
content-shadow.html)