ECM Live Validation Summary

This summary provides a quick check of HTML structure, CSS compliance, and ECM-specific standards for the chapter:

Chapter: Negative Apparent Mass

Validation Item Status Comments / Notes
HTML5 Doctype & Language Tag PASS Uses and lang="en-gb"
Character Encoding PASS UTF-8 encoding ensures proper display of ECM symbols (−Mᵃᵖᵖ, E = mc²)
Header Hierarchy & Semantic Tags PASS H1-H2-H3 structure properly maintained; blockquotes used for emphasis
CSS Consistency PASS ECM colour palette, fonts, and spacing applied consistently
Navigation Links PASS All links include target="_blank" and rel="noopener noreferrer"
Special Characters Display PASS All negative masses, superscripts, and math symbols display correctly
Paragraph & Line Gaps PASS Unnecessary gaps removed; text flows naturally
Accessibility (Alt Text, Contrast) CHECK Images need proper alt attributes; color contrast is adequate for readability
References & Links PASS All references and DOIs are linked correctly
Responsiveness / Mobile View PASS Viewport meta tag included; content adapts to mobile screens
Footer & Navigation Consistency PASS Footer links match top navigation; styling consistent

Legend: PASS / FAIL / CHECK

Last validated: