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How to Control CSS Animations with JavaScript


When it comes to animations on the web, developers need to measure the animation’s requirements with the right technology — CSS or JavaScript. Many animations are manageable with CSS but JavaScript will always provide more control. With document.getAnimations, however, you can...

Responsive Animations for Every Screen Size and Device


Before I career jumped into development, I did a bunch of motion graphics work in After Effects. But even with that background, I still found animating on the web pretty baffling. Video graphics are designed within a specific ratio and … Responsive Animations for Every Screen Size and Device...

An Interactive Starry Backdrop for Content


I was fortunate last year to get approached by Shawn Wang (swyx) about doing some work for Temporal. The idea was to cast my creative eye over what was on the site and come up with some … An Interactive Starry Backdrop for Content originally published on CSS-Tricks. You should get...

Bartosz Ciechanowski’s Interactive Blog Posts


I saw Bartosz Ciechanowski’s “Curves and Surfaces” going around the other day and was like, oh hey, this is the same fella that did that other amazingly interactive blog post on the Internal Combustion Engine the other day. I …

Exploring the CSS Paint API: Rounding Shapes


Adding borders to complex shapes is a pain, but rounding the corner of complex shapes is a nightmare! Luckily, the CSS Paint API is here to the rescue! That’s what we’re going to look at as part of this “Exploring … The post Exploring the CSS Paint API: Rounding Shapes appeared first...

Creating 3D Characters in Three.js


Are you looking to get started with 3D on the web? In this tutorial we’ll walk through creating a three-dimensional character using Three.js, adding some simple but effective animation, and a generative color palette. The post Creating 3D Characters in Three.js appeared first on Codrops

Exploring the CSS Paint API: Polygon Border


Nowadays, creating complex shapes is an easy task using clip-path, but adding a border to the shapes is always a pain. There is no robust CSS solution and we always need to produce specific “hacky” code for each particular … The post Exploring the CSS Paint API: Polygon Border appeared...

Exploring the CSS Paint API: Blob Animation


After the fragmentation effect, I am going to tackle another interesting animation: the blob! We all agree that such effect is hard to achieve with CSS, so we generally reach for SVG to make those gooey shapes. But … The post Exploring the CSS Paint API: Blob Animation appeared first...

Exploring the CSS Paint API: Image Fragmentation Effect


In my previous article, I created a fragmentation effect using CSS mask and custom properties. It was a neat effect but it has one drawback: it uses a lot of CSS code (generated using Sass). This time I am … The post Exploring the CSS Paint API: Image Fragmentation Effect appeared first...

Trigonometry in CSS and JavaScript: Beyond Triangles


In part three of our series we’ll look at how to create more interesting shapes with trigonometry, and how to draw them with the Canvas API. The post Trigonometry in CSS and JavaScript: Beyond Triangles appeared first on Codrops

Nailing That Cool Dissolve Transition


We’re going to create an impressive transition effect between images that’s, dare I say, very simple to implement and apply to any site. We’ll be using the kampos library because it’s very good at doing exactly what we need. We’ll … The post Nailing That Cool Dissolve Transition...

Creating WebGL Effects with CurtainsJS


This article focuses adding WebGL effects to <image> and <video> elements of an already “completed” web page. While there are a few helpful resources out there on this subject (like these two), I hope to help simplify this subject by distilling the process into a...

Nailing the Perfect Contrast Between Light Text and a Background Image


Have you ever come across a site where light text is sitting on a light background image? If you have, you’ll know how difficult that is to read. A popular way to avoid that is to use a transparent overlay. But this leads to an important question: Just how transparent should that overlay...

Easing Animations in Canvas


The <canvas> element in HTML and Canvas API in JavaScript combine to form one of the main raster graphics and animation possibilities on the web. A common canvas use-case is programmatically generating images for websites, particularly games. That’s exactly what I’ve done in a website...

Building an Images Gallery using PixiJS and WebGL


Sometimes, we have to go a little further than HTML, CSS and JavaScript to create the UI we need, and instead use other resources, like SVG, WebGL, canvas and others. For example, the most amazing effects can be created with WebGL, because...

Making an Audio Waveform Visualizer with Vanilla JavaScript


As a UI designer, I’m constantly reminded of the value of knowing how to code. I pride myself on thinking of the developers on my team while designing user interfaces. But sometimes, I step on a technical landmine. A few years ago, as the design director of wsj.com, I was helping to re-design...

When to Use SVG vs. When to Use Canvas


SVG and canvas are both technologies that can draw stuff in web browsers, so they are worth comparing and understanding when one is more suitable than the other. Even a light understanding of them makes the choice of choosing one over the other pretty clear. A little flat-color icon? That's...

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