Visually construct complex Flexbox layouts. Instantly generate the exact Tailwind CSS utility classes you need with a real-time preview.
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Tailwind CSS has fundamentally changed how developers style web applications. By providing a massive set of highly constrained utility classes, it allows teams to build user interfaces without ever writing a single line of custom CSS.
However, designing layouts—specifically Flexbox layouts—still requires a deep understanding of how axes, alignment, and distribution work under the hood.
When you add the flex class to a container in Tailwind, it creates a Flex Context. By default:
row.justify-content (e.g., justify-between, justify-center).align-items (e.g., items-center, items-start).The biggest point of confusion for beginners is that when you change the flex direction to column (flex-col), the Main Axis and Cross Axis swap! justify now controls vertical spacing, and items controls horizontal alignment.
Our Tailwind Layout Builder completely removes the cognitive load of mentally rotating axes.
gap between elements. Gap replaces the old method of using margins on children, providing clean, mathematically perfect spacing.A standard navbar pushes the logo to the left, and the links to the right, keeping everything vertically centered.
Classes: flex flex-row justify-between items-center w-full
Centering a modal overlay perfectly in the middle of the screen.
Classes: flex justify-center items-center h-screen w-full
A list of products that flow left to right, and wrap to a new line when they run out of space.
Classes: flex flex-row flex-wrap gap-6 justify-start
Tailwind CSS is a utility-first CSS framework that uses low-level utility classes directly in HTML to construct custom designs without writing CSS style sheets.
No, it generates clean inline Tailwind utility classes (e.g. `flex flex-col items-center justify-between`) ready to copy into your React, Vue, or HTML components.
Yes, the visual builder lets you toggle viewport widths to test how classes like `md:grid-cols-3` adjust under different screen dimensions.
Generate complex CSS box shadows visually. Supports multiple layers, inset shadows, opacity, spread, and real-time live preview.
Generate tiny, base64-encoded SVG data URIs for image placeholders in web design.
Check if your background and foreground colors pass WCAG accessibility standards (AA/AAA).
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Create Free AccountGenerate complex CSS box shadows visually. Supports multiple layers, inset shadows, opacity, spread, and real-time live preview.
Generate tiny, base64-encoded SVG data URIs for image placeholders in web design.
Check if your background and foreground colors pass WCAG accessibility standards (AA/AAA).