Performance Impact of CSS Selectors | High Performance Web Sites
The second thing that concerned me was how small the baseline test page was, compared to the more complex pages. The main question I want to answer is “do inefficient CSS selectors slow down pages?” All five test pages contain 20,000 anchor elements (nested inside P, DIV, DIV, DIV). What changes is their CSS: baseline (no CSS), tag selector (one rule for the A tag), 20,000 class selectors, 20,000
Proportional Resizing with CSS Variables
🔥 Want improve your Debugging CSS skills? Get my book for just $19.99! Buy the book For this snippet, I want to share with you something I do while resizing elements in the browser DevTools. Let’s suppose that you’re implementing a design in HTML & CSS, and you want to experiment with an icon’s width and height. Consider the following: .icon { --size: 32px; width: var(--size); height: var(--size)
25+ Interesting CSS Text Effects - 1stWebDesigner - CSS Text Effects
In today’s post, we’re sharing some of the most interesting and unusual CSS text effects – some with the help of JavaScript – that we’ve found on CodePen for your inspiration as well as to possibly use in any of your upcoming projects. These examples range from animations, to hover interactions, to simply unique. Maybe you’ve seen some before, or maybe they are all new to you. Regardless, we hope
表示速度を飛躍的に向上させるHTML/CSS最新仕様「content-visibility」「Lazy loading」「contain」をコード付き簡単解説
これまではJavaScriptを用いて実装するしかありませんでしたが、ついにimgやiframe要素であればloading="lazy"を付与するだけで、簡単に実装できます。 <!-- 画像に適用する場合 --> <img src="pic.png" alt="画像の詳細" loading="lazy"> <!-- iframeに適用する場合 --> <iframe src="external.html" loading="lazy"></iframe>画面外では読み込みが発生しないので、必要になった時（画面内に要素が入りそうになった時）に読み込みが発生するのでパフォーマンスが向上します。 また画像についてはsrcsetを用いたレスポンシブな画像に対しても指定できますし、picture要素を用いてfallback形式でも記述できます。 <img src="normal.png" srcse
Beyond Media Queries: Using Newer HTML & CSS Features For Responsive Designs | CSS-Tricks
Beyond Media Queries: Using Newer HTML & CSS Features for Responsive Designs Beyond using media queries and modern CSS layouts, like flexbox and grid, to create responsive websites, there are certain overlooked things we can do well to make responsive sites. In this article, we’ll dig into a number tools (revolving around HTML and CSS) we have at the ready, from responsive images to relatively new
Stroke Text CSS: 📕 The Definitive Guide - Coding Dude
In this tutorial I will show you how to create the stroke text CSS effect. Before we go into the HTML and CSS code, if you only need to create a stroke text image, check out this tutorial and learn how to outline text in Photoshop. Or, if you don’t have Photoshop, you can use the free online tool MockoFun which even has a dedicated stroke text tutorial. So, how does one add stroke text or outline
Pure CSS Custom Checkbox Style | Modern CSS Solutions
Pure CSS Custom Checkbox Style Updated on: Oct 24, 2021 Written by Stephanie Eckles We'll create custom, cross-browser, theme-able, scalable checkboxes in pure CSS with the following: currentColor and CSS custom properties for theme-ability em units for relative sizing use of pseudo elements for the :checked indicator CSS grid layout to align the input and label Many of the concepts here overlap w
Leading-Trim: The Future of Digital Typesetting
The problem with text boxes todayIn a standard text box, there’s almost always extra space above and below the actual text. Because of this, when you use a text box to measure and implement spacing, it ends up larger than you intended. The bigger the line height, the bigger the problem. The example below shows distances between text boxes set to 32px. As you can see, all the vertical spacing is vi
18 Grid Layouts for Building Stunning Websites - 1stWebDesigner
When building a new website, it’s always a good idea to sit down and think about all the content you truly want to feature. If you find that you have a lot to say, grid layouts are always a solid choice. For starters, most are responsive and will automatically adjust orientation based on the screen size each visitor is viewing it on. But they’re also a good choice because they offer a convenient w
Enhancing User Experience With CSS Animations by Stéphanie Walter - UX Researcher & Designer.
This content is 4 years old. Remember that the following content might be outdated. With CSS and JS progress, implementing animations on websites has never been easier. But how do we make sure that our CSS animations and transitions will be meaningful to our users? That they will not be just some annoying “in-your-face” eye candy? How can CSS animations enhance your user experience? In the talk, I
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