Neumorphism CSS Generator - Online Soft UI Design Tool
Design neumorphic elements by adjusting box‑shadow parameters. Real‑time preview and CSS output. For modern soft UI interfaces.
UD5 Toolkit
Design your own :focus-visible indicator — accessible, beautiful, and ready to copy.
:focus-visible { outline: 3px solid #0d6efd; outline-offset: 2px; box-shadow: 0 0 4px 0 rgba(13,110,253,0.4); }
:focus-visible pseudo-class applies styles only when the browser determines that focus should be visible (typically keyboard navigation). It avoids ugly focus rings on mouse clicks, improving aesthetics while keeping accessibility for keyboard users.:focus-visible. For older browsers (IE11, etc.), provide a fallback using :focus and override with :focus:not(:focus-visible) if needed. This tool generates modern code, but you can adapt easily.Design neumorphic elements by adjusting box‑shadow parameters. Real‑time preview and CSS output. For modern soft UI interfaces.
Adjust margin, border, padding, and content sizes interactively and see the rendered box model. Get the exact CSS. Teach or learn layout.
Use isolation: isolate to contain mix‑blend‑mode and filters. See the visual difference with and without. Quick demo.
Enter container width, number of items, gap, and flex‑basis. See the resulting sizes instantly. Plan your flex layout.
Create CSS mask‑image effects with custom shapes, gradients, and SVGs. Visually see the mask applied to an image. Copy the CSS.
Use the browser's native eyedropper tool to pick any color from the screen. Shows zoomed preview. Quick and easy.
Design layered box shadows interactively and get the CSS code in real time. Adjust offset, blur, spread, and color. Essential tool for UI designers.
Design a fully styled scrollbar with colors, width, radius, and hover effects. Supports both ::-webkit‑scrollbar and Firefox scrollbar‑width.
Toggle contain: strict, content, paint, layout and see how it affects rendering. Understand isolation for faster pages.
Upload an image and generate the CSS to use it as a custom mouse cursor. Test it live. Fun for personal websites.
Paste your CSS and see warnings for properties that have limited browser support. Links to CanIUse. Modernize safely.
Design a fully styled scrollbar with colors, width, and border radius. Get the CSS for Chrome and Firefox.
Open a modal and see how focus is trapped and restored. Copy the lightweight focus‑trap code. Accessible pattern.
Design a pure CSS tooltip with custom text, position (top/bottom/left/right), and arrow. Copy the clean code.
Design a tooltip that appears on hover without JavaScript. Choose positioning, arrow, and animation. Copy the clean HTML/CSS.
Browse the built‑in styles that browsers apply to HTML elements. Understand why your page looks different. Static reference.
Understand @layer by visually ordering style layers and seeing which rules win. Fix specificity battles. Modern CSS architecture.
Build a custom CSS reset by toggling which elements to normalize. Copy the resulting stylesheet. Lean and clean.
Create a 'SALE' or 'NEW' corner ribbon in pure CSS. Adjust colors, position, and text. Great for e‑commerce.
Generate a random HTML/CSS card with different box model properties. Inspect and guess the size. For learners.
Create inner shadows for a pressed or sunken effect. Visually adjust and copy the CSS. Learn inset.
Interactively add and adjust multiple box shadows on a sample element. Drag sliders for offset, blur, spread, and color. Copy the clean CSS code instantly.
Visually experiment with Flexbox container and item properties. See the layout update in real time and copy the CSS. Learn by doing, fully interactive.
Set the inset property and see its logical shorthand equivalents. Copy the modern CSS for absolutely positioned elements.
Learn how to let content extend a few pixels beyond a clip boundary with overflow‑clip‑margin. Interactive playground.
Use the EyeDropper API to sample a color from anywhere on your screen. Click, select, and copy the hex. No extensions needed.
See how scroll‑padding and scroll‑margin affect the position of elements when using anchor links or scroll‑snap. Visual.
Visually configure scroll‑snap containers and items. Adjust alignment, stop behavior, and padding. Copy the clean CSS instantly.
Generate a range of tints and shades from a single hex color. Ideal for data visualization, UI design systems, and Tailwind custom palette creation. Local tool.
Define password rules and see a live checklist that updates as you type. Design better password UX for your app.