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Understanding the Document Object Model (DOM)

Understanding the Document Object Model (DOM)

by lucent | Jul 27, 2026 | Accessibility, Browser, HTML, Retrieval | 0 comments

The Document Object Model, commonly called the DOM, is the browser’s structured, in-memory representation of a document. It turns HTML markup into a tree of objects that browsers, stylesheets, scripts, developer tools, and assistive technologies can...
Modern Image Delivery: Formats, Responsive Images, Compression, and Performance

Modern Image Delivery: Formats, Responsive Images, Compression, and Performance

by lucent | Jul 27, 2026 | Accessibility, Browser, HTML, Web Design | 0 comments

Modern image delivery in responsive web design is the practice of sending each visitor an image suited to the image’s purpose, its displayed size, the visitor’s screen, and the browser’s capabilities. It combines appropriate file formats, responsive image markup,...
The HTML Head Element Explained

The HTML Head Element Explained

by lucent | Jul 27, 2026 | Accessibility, Browser, HTML, Information Architecture, Retrieval | 0 comments

The HTML <head> element is the document’s descriptive and instructional layer. It contains information that helps browsers, search engines, operating systems, social platforms, and other software interpret the page. Most head information does not appear within...
Keyboard Navigation Best Practices

Keyboard Navigation Best Practices

by lucent | Jul 21, 2026 | Accessibility, Browser, Information Architecture, Optimization | 0 comments

Keyboard navigation is a core part of accessible web design. A website should not require a mouse, trackpad, or touchscreen for essential tasks. People should be able to move through content, reach controls, complete forms, open menus, and use interactive features...
WebP Images: Modern Image Formats for Website Optimization

WebP Images: Modern Image Formats for Website Optimization

by Stephen James Hall | May 20, 2026 | Browser, Optimization, Retrieval | 0 comments

I originally wrote the first version of this article in 2020, when Lighthouse and Google PageSpeed Insights were aggressively encouraging websites to “serve images in next-gen formats.” At the time, WebP support was still uneven across browsers and WordPress did not...
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