はてなブックマーク

Twitter の「お気に入り」アニメーション 最近 Twitter は「お気に入り」(「ふぁぼ」としても有名) のデザインを変更、新しいアニメーションを取り入れました。 CSS transitions よりも、アニメーションは画像の羅列を活用できます。 そこで、 アニメーションを CSS animation の steps timing function を用いて作り直す方法を示します。 動きの錯覚 その効果は、円筒の周りに順番に絵が出てくる、昔の回転覗き絵と似ています。 円筒の代わりに、私たちは要素の中に平らな画像の羅列を表示します。 デモ 星をホバーしてアニメーションを見られます: この例ではアニメーションを構成する画像の羅列を作ることから始めます。 今回は、 Twitter のお気に入りアニメーションの画像のセットを使います。 このフレームをアニメーションするために、私たちはフレー

I love finding examples of subtle animation in websites. Recently, when I was logging into Buffer, I noticed a nice loading effect in their logo. Here’s how to recreate it using SVG and CSS. Indicating activity When something takes longer than expected, it’s a nice idea to include some visual feedback to tell your visitor that something is happening. One way is to have a subtle animation, or loadi

ディズニー社に学ぶ！HTML/CSSで12個のアニメーション基本原則を完全再現！ フロントエンド・デザイナーやデベロッパーは、スタイリングや配置、またデザイン性の良いサイトを作成するために CSS（Cascading Style Sheets、カスケーディング・スタイル・シート）を利用します。しばしばページに変化（英: Transition）やアニメーション（英: Animation）を加えるために CSS を利用しますが、まだまだ開発する余地がありそうです。 アニメーションは、訪問ユーザーにとってデザインをよリ理解しやすく、ためになる情報を伝える強力なツールとなるでしょう。ウェブサイト制作で活用でき、よりパワフルな使い方ができる基本原則を今回はご紹介します。 ディズニー社の現場で長年培われた、アニメーションの基本原則 12 個（英: 12 Principles of Animation）

With the announcement of Apple’s new watch this week, I thought I’d take a look at creating the activity dials using CSS. In this post we’ll make use of CSS keyframe animations and a bit of overflow trickery to create the radial progress bars shown in the activities section of Apple’s new watch. Demo Here’s an example of the final effect. Radial progress bars The watch’s activity display is made u

It’s about time. In this article we’ll take on the challenge of creating and animating a clock, using simple CSS animations as well as JavaScript to trigger them. This is the clock we’ll create using HTML, CSS, an SVG background and a little JavaScript. We’ll use CSS animations or transitions for any movement, and rely on JavaScript to set the initial time and adding basic CSS transforms. HTML To

When parts of a web page change, adding some animation is a good way to help your viewers understand what’s going on. Animations can announce the arrival of new content, or draw attention to content that’s in the process of being removed. In this article we’ll look at how this can be used to help introduce new content, by showing and hiding items in a list. List item List item Add a list item Intr

I will always remember the moment I got to use the Apple Mac Plus. In this post I will try to pay tribute to this lovely computer by creating it in CSS. Retro style Let’s build (virtually) a computer. Not just any old computer, but a computer that was, for many of us, an introduction into the world of Apple. The Macintosh Plus, codename Mr. T, was first introduced in 1986 and packed a whopping 1MB

For a while I’ve been blogging about making all sorts of 3D-style effects using CSS. In this post I take it one step further and try to make the scenes look even more three dimensional. See the stereoscopic cube demo. Stereoscopes There are many techniques used to try to convey a 3D image from a screen. One of the oldest is the use of red and green (or blue) coloured film, which when watched throu

Using the CSS border-radius property, we can create rounded shapes and circles. Add some gradients and they become spheres. Let’s try that, and add some animation to bring them to life. Flat design There are two ways we could approach making spheres with CSS. One is to create an actual 3D sphere using lots of elements. There are some beautiful examples of these. A potential downside though is that

You don’t need JavaScript to create impressive 3D projects in the web browser. In this post I will show how to create and animate a Portal-inspired scene using only CSS. See the online Portal CSS demo, and download the source on Github. Portal Orientation Video No. 1 As an example to show the various stages of creating, styling and then animating a 3D scene, this post will aim to recreate a scene