A digital clock where each digit is composed of multiple small analog clocks; the hands align to form the numbers 12:45:30 on a white background.

Kinetic 144-Clock Digital Display

demo & code

This Kinetic 144-Clock Digital Display is a stunning example of procedural animation. Inspired by physical kinetic art installations (like those by Humans Since 1982), it uses a grid of 144 individual analog clocks to form digital numbers. React manages the “target state” of every single clock hand, while CSS transitions handle the smooth, synchronized movement, creating a mesmerizing flow of time.

Level: Advanced
Browser Support: Chrome 60+, Edge 79+, Firefox 60+, Safari 12+
A grid of colorful Nike shoe product cards. On hover, the shoe image rotates and shifts right, while a vertical text label slides in from the left.

Nike Product Card Interaction

demo & code

This Nike Product Card Interaction is a dynamic UI component designed for e-commerce listings. It transforms a standard static product grid into an engaging experience. When a user hovers over a card, the product image rotates and shifts to make room for a vertical brand label that slides in from the side. This clever use of space allows for a clean initial view while revealing branding details on demand.

Level: Intermediate
Browser Support: Chrome 57+, Edge 16+, Firefox 52+, Safari 10.1+
Holographic trading card with 3D tilt effect and iridescent gradients using CSS @property and mask-image for shimmering lines.

Holographic 3D Interactive Card

demo & code

This Holographic 3D Interactive Card is a premium UI component inspired by rare physical trading cards. It features a sophisticated depth effect where the logo floats independently from the iridescent background, reacting dynamically to mouse movements or touch input. The use of modern CSS APIs ensures high-performance rendering of complex gradients and masks, creating a truly immersive “collectible” feel for digital assets.

Level: Advanced
Browser Support: Chrome 85+, Edge 85+, Safari 16.4+, Firefox 128+
Custom video player with a magnetic circular play button tracking the mouse cursor over a cream-colored interface.

Magnetic Video Play Button Concept

demo & code

The Magnetic Video Play Button Concept is an interactive UI element that replaces the standard video player controls with a creative, cursor-following play button. This implementation enhances user engagement by making the primary interaction point - the play toggle - dynamic and physically responsive to the user’s movement. It is perfect for landing pages and high-end portfolio sites where media content is the centerpiece.

Level: Intermediate
Browser Support: Chrome 60+, Edge 79+, Firefox 60+, Safari 11+
Dark UI card displaying a vibrant purple-yellow gradient on hover with staggered animated text elements.

Twitch Style Gradient Hover Card

demo & code

This Twitch Style Gradient Hover Card brings a high-energy interactive element to your UI, perfect for feature highlights or gaming profiles. It combines a sliding background gradient that utilizes responsive vmin units with a JavaScript-powered staggered text reveal. The result is a fluid animation where the background shifts dynamically while the subtitle types itself in word by word.

Level: Intermediate
Browser Support: Chrome 88+, Edge 88+, Firefox 89+, Safari 15+
Blue and dark grey gradient card displaying a news headline, expanding vertically to show a list of items on a white patterned background.

Expandable News Card Widget

demo & code

This Expandable News Card Widget demonstrates a classic pattern for managing content density in UI design. By default, it presents a single “Headline” state to save screen space. Upon interaction, it smoothly transitions into an “Expanded” state, revealing a scrollable list of news items. It utilizes React state to handle the logic and CSS transitions for the visual effect.

Level: Beginner
Browser Support: Chrome 100+, Edge 100+, Safari 14+, Firefox 90+
Dark themed image gallery where one selected city night photo is enlarged and spans multiple grid cells, while others are neatly arranged around it.

Vue FLIP Image Gallery

demo & code

This Vue FLIP Image Gallery showcases a high-performance way to animate layout changes that are typically expensive for the browser. When a user selects an image, it expands to fill a larger portion of the grid, while surrounding items gracefully rearrange themselves. This is achieved not by simple CSS transitions, but by the FLIP technique (First, Last, Invert, Play), ensuring buttery smooth 60fps animations even during complex DOM reflows.

Level: Advanced
Browser Support: Chrome 80+, Edge 80+, Safari 14+, Firefox 90+
Minimalist dark navigation bar with a glassmorphism sliding background highlight that follows the mouse using CSS Anchor Positioning.

CSS Anchor Positioning Navigation Effect

demo & code

This CSS Anchor Positioning Navigation Effect is a masterclass in modern web standards, achieving a complex “sliding highlight” interaction entirely without JavaScript. By leveraging the new Anchor Positioning API alongside the :has() selector, the component allows a single background element to tether itself to whichever menu item is currently hovered, creating a premium, app-like feel with minimal code overhead.

Level: Advanced
Browser Support: Chrome 125+, Edge 125+
Black 'Submit' button on a gray background; on hover, an arrow icon slides out from the right; on click, it transforms into a spinning loader

Micro-Interaction Loading Button

demo & code

This Micro-Interaction Loading Button demonstrates how to pack multiple feedback states into a single UI element without cluttering the interface. It starts as a clean “Submit” button. Hovering reveals a directional arrow, hinting at action. Clicking triggers a seamless loading sequence where the arrow transforms into a spinner, finally resolving into a checkmark to confirm success.

Level: Intermediate
Browser Support: Chrome 49+, Edge 15+, Firefox 43+, Safari 10+
Card interface with four colorful hanging game controllers, demonstrating a Vue.js player selection animation with expanding sections

Animated Multi-Player Selection Card

demo & code

This Responsive Vue Multiplayer Select component is a playful UI pattern for game interfaces or configuration forms. It utilizes Vue’s reactivity to dynamically calculate the width of game controller illustrations, ensuring they perfectly fill the container regardless of whether 1, 2, 3, or 4 players are selected. The result is a smooth, accordian-like expansion effect.

Level: Intermediate
Browser Support: Chrome 49+, Edge 15+, Firefox 31+, Safari 9.1+
An expanding image gallery where hovering over an item causes it to widen and reveal more content.

Animated Grid Tracks with :has()

A pure CSS expanding gallery powered by the modern :has() selector. Hovering triggers a grid-template-columns transition, widening the active item while revealing content via opacity and transform animations, all styled with blend modes for a tinted monochrome aesthetic.

See the Pen Animated Grid Tracks with :has().

An animated button that morphs from a rectangle with text into a circle with a bouncing up arrow.

Up Arrow

A rectangular button smoothly shrinks into a circle, the text fades out, and an upward-pointing arrow begins to cyclically rise within it.

See the Pen Up Arrow.

Horizontal image gallery where the background color changes to match the currently viewed image.

Intersection Observer Example

A horizontal scrolling gallery where the background color smoothly transitions to match the current image, triggered by the Intersection Observer API.

See the Pen Intersection Observer Example.

Futuristic sidebar menu with a radial quick-action menu around a user avatar.

Radial Navigation Menu

A stylish, responsive sidebar menu built with React and SCSS, featuring a staggered reveal animation orchestrated by dynamic transition-delay calculation. The layout combines a radial quick-action menu around a user avatar with a cascading list of full navigation options, all controlled via React Context.

See the Pen Radial Navigation Menu.

Vertical sidebar menu where icons scale up and text fades out on hover.

Side Navigation with Icons

A vertical CSS-only navigation menu where hovering triggers a smooth animation: the icon scales up and changes color while the text label fades out, emphasizing the visual symbol.

See the Pen Side Navigation with Icons.

Extreme Hover with HTML and CSS

Extreme Hover with HTML and CSS

A visually dynamic and impressive effect where hovering over a static image transforms it into a complex, 3D-like collage, showcasing the capabilities of CSS transitions and imperative loading control.

See the Pen Extreme Hover with HTML and CSS.

Log In and Sign Up Forms with Fingerprint

Log In and Sign Up Forms with Fingerprint

A fluid mobile prototype demonstrating state-driven navigation transitions and a 3D dashboard carousel powered by Swiper.js.

Physics Milestones Timeline

Physics Milestones Timeline

An animated vertical timeline where historical event cards slide in from alternating sides as they enter the viewport upon scrolling.

See the Pen Physics Milestones Timeline.

Pure CSS Home Media (Ambilight)

Pure CSS Home Media (Ambilight)

A remarkable, zero-JS interactive environment simulation utilizing the CSS Checkbox Hack and global CSS Variables to control the scene’s ambient lighting.

See the Pen Pure CSS Home Media (Ambilight).

Real-time Clock

Real-time Clock

An analog clock with a mechanical ticking effect driven by cubic-bezier transitions and precise rotation logic.

See the Pen Real-time Clock.

Responsive Watch Using vmin

Responsive Watch Using vmin

A highly detailed, photorealistic Analog Watch simulation using Vanilla JavaScript and setInterval to imperatively calculate and apply rotate(Xdeg) transforms to the clock hands. The visual realism and theme switching are driven entirely by complex CSS, utilizing layered linear gradients for case and bezel depth, advanced SVG clipPath for irregular shapes (lugs), and a dedicated .lume class for a dramatic, phosphorescent theme change.

See the Pen Responsive Watch Using vmin.

Simple and Responsive Image Slider

Simple and Responsive Image Slider

A smooth, responsive image slider where slides glide horizontally via container translation, featuring dynamic navigation dots and adaptive resizing.

Simple SVG Circle Graph with Animation

Simple SVG Circle Graph with Animation

A smooth radial progress animation where the SVG stroke fills the circumference based on a dynamically calculated offset.

Background Slider

Background Slider

An atmospheric and immersive gallery where the main content (slide) is the focus, and the page background serves as its blurred and darkened echo, creating a unified visual space.

See the Pen Background Slider.

Mobile Tab Navigation

Mobile Tab Navigation

An elegant mobile app prototype showcasing classic bottom tab bar navigation with smooth content transitions.

See the Pen Mobile Tab Navigation.

Product Slider: Marvel Characters

Product Slider: Marvel Characters

A smooth, touch-enabled infinite loop of cards offering tactile feedback via scale transitions on hover.

3D Slider

3D Slider

An elegant, cinematic slider that allows users to “flip” through content with a sense of depth, drawing attention to the central item.

See the Pen 3D Slider.

Photo Animation on Text Hover

Photo Animation on Text Hover

An elegant, minimalist section featuring smooth typographic animation and interactive elements that engage the user by revealing visual context upon reading.

See the Pen Photo Animation on Text Hover.

Animated Share Interaction

Animated Share Interaction

A smooth, tactile micro-interface that saves space by hiding sharing options until needed, delighting the user with high-quality animation.

See the Pen Animated Share Interaction.

Checkbox Animations with Indeterminate State

Checkbox Animations with Indeterminate State

A tactile, visually rich option list where interaction is accompanied by smooth “drawing” animation, and group selection logic works intuitively.

CSS Hamburger Icons

CSS Hamburger Icons

A collection of 10 distinct hamburger menu animations, ranging from simple rotations to complex, multi-stage morphs.

See the Pen CSS Hamburger Icons.

Expanding Cards

Expanding Cards

A vertical neumorphic accordion that uses CSS Flexbox transitions to dynamically expand content panels. JavaScript toggles the .active class, triggering a smooth flex-grow animation that enlarges the selected panel while revealing its detailed content via opacity transitions, creating a tactile and responsive settings interface.

See the Pen Expanding Cards.

Animated Bottom Tab Bar with CSS Transitions

Animated Bottom Tab Bar with CSS Transitions

A showcase of five distinct tab bar animations orchestrated primarily through CSS transitions and sibling combinators, minimizing JavaScript dependency. The implementation leverages CSS Custom Properties for dynamic theming and intricate nth-child logic to drive fluid indicator movements, ranging from simple sliding lines to complex, claymorphic ‘pop-out’ interactions.

Cyber-Styled Sliding Tab Bar

Cyber-Styled Sliding Tab Bar

A cyber-styled navigation bar featuring a sliding indicator driven by absolute positioning and coordinate mapping. JavaScript dynamically updates the style.left property via a switch statement, while CSS transition and drop-shadow render a smooth, neon-lit motion effect over the active SVG icons.

See the Pen Cyber-Styled Sliding Tab Bar.

Day and Night Toggle with SVG Animation

Day and Night Toggle with SVG Animation

An atmospheric day/night toggle where a minimal JavaScript classList.toggle trigger activates a cinematic transition across complex SVG layers. The scenery leverages linear-gradient masking and mix-blend-mode for dynamic lighting, while long-duration CSS transform properties orchestrate a seamless, parallax-like shift between solar and lunar states.

Expanding Flexbox Panels

Expanding Flexbox Panels

This expanding panel gallery’s core animation is powered by CSS Flexbox, where the flex property is transitioned to create a fluid expansion effect. The state is managed by a minimal vanilla JavaScript snippet that simply toggles an .active class on click. This .active class also triggers a multi-layered text animation, using a delayed transition on the <h1>’s opacity and filter: blur() properties for a polished, cinematic reveal.

See the Pen Expanding Flexbox Panels.

Interactive Profile Card with Canvas

Interactive Profile Card with Canvas

Canvas-powered dot grid with interactive profile components. Responsive card design featuring smooth transitions, gradient accents, and scalable SVG avatars.

React Animated Custom Cursor

React Animated Custom Cursor

This custom animated cursor implementation employs a dual-layer system where the inner dot follows mouse coordinates instantly via mousemove events, while the outer ring utilizes requestAnimationFrame with coordinate interpolation to create a smooth trailing effect.

See the Pen React Animated Custom Cursor.

Simple Full-Screen Slideshow With Vanilla JavaScript

Simple Full-Screen Slideshow With Vanilla JavaScript

A slideshow employing a CSS Grid stack for a fade transition, toggled by an .is-active class. JavaScript drives navigation via nextElementSibling and powers a custom cursor by updating its style.left/top properties based on mousemove events for fluid tracking.

Cascading Image Slider

Cascading Image Slider

An elegant slider where the entire scrolling logic is built not on transforms, but on DOM manipulation. JavaScript uses appendChild and prepend to reorder the elements, and CSS instantly picks up the changes via :nth-child and transition to create a smooth, cascading effect.

See the Pen Cascading Image Slider.

Ghost Ships Sticky Header

Ghost Ships Sticky Header

This demo features a responsive navigation block with sticky behavior and a jQuery based scroll animation for the header. The main technical feature is the dynamic style switching between normal and “lightmode” using localStorage to persist the state.

See the Pen Ghost Ships Sticky Header.

Metallic Skeuomorphic Toggle Switches

Metallic Skeuomorphic Toggle Switches

A skeuomorphic toggle design achieved by combining multiple linear-gradients for the body and box-shadow to create a volumetric effect. The smooth switching animation and “glow” in the active state are implemented via transition with a custom cubic-bezier curve.

Animated Menu Bar with Hamburger

Animated Menu Bar with Hamburger

A demonstration of a two-phase menu reveal animation - a fast transform: translateX shift and a slower width expansion are defined in a single transition property, creating a distinct visual effect.

See the Pen Animated Menu Bar with Hamburger.

Dark Mode Toggle Switch

Dark Mode Toggle Switch

A toggle switch implemented using a single <input type="checkbox"> and pseudo-elements. The “button” effect and its movement are achieved through complex, multi-layered box-shadow and the shifting of the ::before element.

See the Pen Dark Mode Toggle Switch.

Neon Icon Hover Effect

Neon Icon Hover Effect

A navigation menu with a neon glow and a complex hover effect. Icons and text use the CSS drop-shadow filter to create a glow effect, while the element’s color is controlled via an inline CSS variable --clr.

See the Pen Neon Icon Hover Effect.

Page Indicator Animation

Page Indicator Animation

A full vertical slider with scroll-snap points. The navigation indicator is dynamically animated using the Intersection Observer API, which tracks when a slide enters the viewport.

See the Pen Page Indicator Animation.

Glowing On/Off Buttons

Glowing On/Off Buttons

A skeuomorphic toggle button where the entire press effect is implemented in pure CSS using box-shadow and transform: scale(). JavaScript is only used to toggle the WAI-ARIA attribute aria-pressed on click.

See the Pen Glowing On/Off Buttons.

Nested Accordion FAQs

Nested Accordion FAQs

A multi-level FAQ accordion implemented in vanilla JS. The classic technique of setting panel.style.maxHeight = panel.scrollHeight + "px" is used to expand panels, ensuring a smooth height transition

See the Pen Nested Accordion FAQs.

Wriggly Squiggly Navigation

Wriggly Squiggly Navigation

An animated underline effect for navigation where an SVG path segment smoothly “flows” from one item to another - on click, JS dynamically calculates and sets the stroke-dasharray for the SVG, creating the illusion of movement.

See the Pen Wriggly Squiggly Navigation.

Melty Line Goodness

Melty Line Goodness

A minimalistic example of event-driven SVG animation where the geometry is rebuilt both by a setInterval timer and user clicks - the key technique is the direct manipulation of the d attribute via setAttribute, which triggers a CSS transition to create organic movement without complex animation logic in JS.

See the Pen Melty Line Goodness.

Progress Button Microinteractions

Progress Button Microinteractions

An animated loader button using jQuery and SCSS, where progress is implemented via an @for loop that generates 101 linear-gradient rules - the state is changed through a custom attribute updated by JS.