Frontend Focus: The Best of Web Development in 2025

The year 2025 brought significant advancements to the web platform, introducing numerous new features and APIs for developers. This review revisits the year's most impactful articles and video content, highlighting key developments that resonated with readers.

Top Articles of 2025

1. Six CSS Snippets Every Frontend Developer Should Know: This popular list presents essential CSS snippets, described as “bigger, more powerful, and leverage progressive enhancement a bit more.”
2. Default Styles for H1 Elements Are Changing: Published in April, this article detailed how browsers were updating default user agent (UA) styles for nested section headings, a crucial update for many developers.
3. You're Not a Front-end Developer Until You've...: A humorous, tongue-in-cheek checklist of common quirks and experiences unique to frontend developers.
4. What You Need to Know About Modern CSS: This guide covers valuable CSS knowledge points, focusing on recently introduced features or those with enhanced browser support. It explores elements like the popover attribute, the powerful if() function, and the new field-sizing property, offering an excellent overview of current and upcoming CSS advancements.
5. The <select> Element Can Now Be Customized with CSS: March saw the introduction of an accessible, standardized method to style <select> elements using appearance: base-select. This long-awaited change delivers a robust component that gracefully degrades in older browsers.
6. CSS text-box-trim: This article explains the handy text-box-trim property, which provides precise control over the leading space above and below text.
7. Breadcrumbs are 'Dead' in Web Design: The author argues that breadcrumbs, once a web design staple, have become largely obsolete.
8. Cool Native HTML Elements You Should Already Be Using: A compilation of underutilized native HTML elements, including kbd, datalist, and progress, encouraging wider adoption.
9. A Guide to Scroll-Driven Animations with Just CSS: This summer guide demonstrates how to implement scroll-driven animations using pure CSS. Code examples illustrate creating progress bars and animating elements into the viewport.
10. "I’m More Proud of These 128 Kilobytes Than Anything I’ve Built Since": A reflective piece on how strict project constraints—such as limited bandwidth and processing power—can foster innovation, reminding developers to design for the widest range of users.

Top YouTube Videos of 2025 (Frontend Rewind)

• 25 New & Rad Features of CSS: An energetic, half-hour talk exploring recent CSS features, including field sizing, custom scrollbar styling, math functions, and scroll-driven animations.
• CSS if() Functions & reading-flow: A straightforward demonstration of the capabilities offered by the CSS if() function.
• What is CSS Owl Selector (* + *)?: A concise explanation of the CSS 'owl' selector, detailing its functionality, use cases, and alternatives.
• Next-Level Features Every Web Dev Should Know: A high-level overview of various modern web features, such as Container queries, scroll-state(), and dialog.
• The Death of the Browser: This talk traces the evolution of web browsers from their invention through the data arms race, culminating in the advent of AI agents, pondering their future.
• A Friendly Introduction to SVG
• The Web Animation Performance Tier List
• Liquid Glass in the Browser — Refraction with CSS and SVG
• Brand New Layouts with CSS Subgrid
• Item Flow: A Unified Concept for Layout