Order confirmations, shipping notifications, and password reset emails almost always share the same basic structure. MJML provides the reliable, table-based layout layer for this, while Tailwind utility classes deliver the visual design, so transactional emails stay maintainable instead of consisting of scattered copies.
Viewport breakpoints are the wrong tool for reusable components. A product card that is "narrow" at a 1200px viewport can be even narrower on that same viewport when placed in a sidebar. Container queries solve exactly this problem, and Tailwind CSS v4 ships with first-class support for them.
Rectangles and border-radius are not the only shapes available in the Tailwind design space. With clip-path you can define polygons, circles, diagonal cuts and complex masks directly in CSS, without SVG wrappers, without JavaScript, and with animation support through simple CSS transitions.
The Tailwind important modifier solves exactly one problem: a utility that loses against a foreign or older CSS rule, even though it was loaded last. Used correctly it is a precise tool for third party widgets and legacy styles. Used incorrectly it becomes a bandage over real architectural problems in specificity.
Anyone who manually synchronizes colors, spacing, and typography between Figma and Tailwind CSS creates inconsistencies and extra work. Design tokens as a single source of truth connect Figma Variables directly with Tailwind CSS v4, automatically, scalably, and with multi-theme support.
Tailwind CSS v4 is not an incremental improvement, it is a complete rearchitecture. The Oxide engine replaces the Node.js-based build process with a Rust-native implementation, @theme replaces tailwind.config.js, and the CSS-first approach fundamentally changes how Tailwind is configured.
The glassmorphism trend combines transparency, blur effects and subtle borders into a visually appealing glass look. With Tailwind CSS, the necessary utilities backdrop-blur, bg-white/10 and border-white/25 are available out of the box, but the devil is in the details of contrast, performance and accessibility.
Email clients do not render modern CSS, Outlook still partly relies on the Word rendering engine, and Flexbox or Grid simply do not work reliably there. Applying Tailwind utility classes consistently to table layout still allows consistent, maintainable HTML email templates to be built, without starting from scratch for every newsletter.
Anyone using Tailwind CSS only for static styling is leaving significant potential on the table. The built-in animate utilities, configurable keyframes, and the transition system enable smooth, performant UI animations, without writing a single line of custom CSS. This article shows how it works.
With the aria-* modifiers in Tailwind CSS, ARIA attributes become the single source of truth for accessibility states, visually and semantically at once. No separate class management, no JavaScript for visual states, no drifting apart of ARIA state and CSS class.