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developer.mozilla.org en-us › docs › web › progressive_web_apps

Making PWAs installable - Progressive web apps | MDN

One of the defining aspects of a PWA is that it can be promoted by the browser for installation on the device. Once installed, a PWA appears to users as a platform-specific app, a permanent feature of their device which they can launch directly from the operating system like any other app.

developer.mozilla.org en-us › docs › web › javascript

Advanced JavaScript objects - Learn web development | MDN

In JavaScript, most things are objects, from core JavaScript features like arrays to the browser APIs built on top of JavaScript. You can also create your own objects to encapsulate related functions and variables into efficient packages and act as handy data containers.

developer.mozilla.org en-us › docs › web › html

HTML hidden global attribute - HTML | MDN

The hidden global attribute is an enumerated attribute indicating that the browser should not render the contents of the element. For example, it can be used to hide elements of the page that can't be used until the login process has been completed.

developer.mozilla.org en-us › docs › learn › css

CSS grid layout - Learn web development | MDN

CSS grid layout is a two-dimensional layout system for the web. It lets you organize content into rows and columns and offers many features to simplify the creation of complex layouts. This article will explain all you need to know to get started with grid layout.

developer.mozilla.org en-us › docs › learn › css

Basic CSS selectors - Learn web development | MDN

You've already seen how, in CSS, selectors are used to target the HTML elements on our web pages that we want to style. There are a wide variety of CSS selectors available, allowing for fine-grained precision when selecting elements to...

developer.mozilla.org en-us › docs › learn › css

Test your skills: Flexbox - Learn web development | MDN

The aim of this skill test is to assess whether you understand how flexbox and flex items behave. Below are four sets of design problems you can solve using flexbox. Your task is to fix the problems.