MetaPage

Design Specification Cross-Reference & Validation Evidence

Design Specification Mapping

This page cross-references all assessment requirements (DS1 through DS17), indicating which pages implement each specification, the relevant HTML and CSS files, and notes on implementation.
Use this as a verification checklist to confirm all rubric criteria are satisfied.

Req. Description Implemented In Status & Notes
DS1 Topic from Canvas list All pages (index.html primary) Topic: "Black Holes. The Mystery." — selected from approved Canvas list. Reflected in all page titles.
DS2 6 Required Pages index.html
Contact.html
References.html
MetaPage.html
Mysteries.html
Types.html
All 6 pages present.
Student Name: Nasim Anzum Promise
Student ID: uXXXXXXXX
7 Harvard references (5+ required)
DS3 Images in all 6 pages All HTML files Images with alt, border, width, align attributes.
SVG logos, background images, content images, video elements, YouTube iframe.
DS4 Hyperlinks (external + email) index.html, Contact.html, References.html, MetaPage.html External NASA links, mailto: links,
W3C validator links, reference source links.
DS5 Contact Form Contact.html Text input, email, select dropdown,
radio buttons, checkboxes, textarea, submit, reset.
Demonstration only — does not submit data.
DS6 3 Types of Lists index.html, References.html Type 1: <ul> — Finding Black Holes
Type 2: <ol> — Black Holes Are Not
Type 3: <dl> — Key Terms
DS7 UTF-8 Symbols All pages Navigation emojis, star (⭐),
magnifying glass (🔍), spaghetti (🍝), lightning (⚡),
explosion (💥), arrows, bullets, special characters.
DS8 Writing Elements index.html, Contact.html, References.html, MetaPage.html, Types.html Line break: <br> in hero headings
Blockquote: Hawking quote in index.html
Phrase: <strong>, <em>, <abbr> throughout
DS9 Structural Elements All pages <div>, <header>, <nav>,
<main>, <footer> on every page following DS14 wireframes.
DS10 3 CSS Styling Types All HTML + style.css External: style.css
Embedded: <style> in head
Inline: style="" attributes
DS11 5+ CSS Properties style.css, embedded styles 25+ properties:
background-color, color, font-family, font-size, font-style, font-weight, margin, padding, text-align, text-decoration, text-indent, text-shadow, width, max-width, height, border, border-radius, letter-spacing, text-transform, line-height, display, position, z-index, overflow, transition, box-shadow, grid-template-columns, gap
DS12 Hex Colour Values All CSS ALL colours use #hex format.
No RGB, RGBA, HSL, or named colours for colour properties.
Examples: #ffffff, #000000, #111111, #1a1a2e, #0b3d91
DS13 Class & ID Selectors style.css (external) Class: .sidebar-nav, .page-wrapper, .content-section, .site-header, .bh-table, etc.
ID: #detection-table, #notable-bh-table, #types-section
DS14 Layout / Wireframes All pages Wireframe (a): index.html
Wireframe (b): Mysteries.html, Types.html, MetaPage.html
Custom: Contact.html, References.html
DS15 3+ Tables / 5+ Properties index.html, MetaPage.html Table 1: Detection Methods
Table 2: Types (colspan/rowspan)
Table 3: Notable Black Holes
Table 4: This MetaPage table
Properties: borders(width,style,color), size(width), alignment(left,right,center), th/td styles, responsiveness(overflow-x), spanning(rowspan,colspan)
DS16 Validation MetaPage.html W3C HTML & CSS validation screenshots below.
Links to validators provided.
DS17 Structure / Site Map All nav sections Navigation menu in <nav> on every page
links to all 6 pages matching site structure diagram.

Validation Screenshots

DS16 Validation Evidence: Below are screenshots showing successful HTML and CSS validation using the W3C validation services. All pages pass validation with no errors, confirming standards-compliant code.

W3C HTML Validation screenshot — 0 errors, all pages validated successfully W3C CSS Validation screenshot — 0 errors, stylesheet fully compliant
📝 Implementation Summary This website fully implements all 17 Design Specifications (DS1-DS17) as outlined in the IIT 4478/8936 assignment rubric.

HTML: All required structural elements, 6 complete pages with consistent navigation, contact form with multiple input types, 3 list types, 4 tables with spanning and alignment, UTF-8 symbols throughout, writing elements (blockquote, phrase elements, line breaks), images with all required attributes (alt, border, width, align), external and email hyperlinks.

CSS: All three styling methods (external style.css, embedded <style> blocks, inline style attributes), 25+ CSS properties, exclusive hexadecimal colour values, class and ID selectors in external file, responsive design with media queries for tablet and mobile, consistent dark/light colour scheme across all pages.

Structure: Wireframe-compliant layouts with flexbox and grid, website map in nav menu, validated HTML and CSS code, accessible semantic markup.