14 bibliothèques et outils CSS gratuits à utiliser sans hésiter De nombreuses ressources CSS open source sont disponibles sur le web pour vous aider à gagner du temps et à parfaire vos connaissances sur des spécificités du langage que vous ne maîtrisez peut-être pas encore. J’ai sélectionné dans cet article 14 bibliothèques et outils CSS gratuits qui viendront vous prêter main forte et vous faire gagner du temps lors de vos prochains projets web : outils, filtres photos, dégradés, couleurs, icônes, info-bulles, … 1. Hamburgers Hamburgers est une collection d’icônes hamburgers animés 2. Balloon.css est une collection d’info-bulles, 100% CSS. 3. StarWarsIntro vous permet de recréer une intro façon Star Wars, en CSS. 4. Spinners est une collection d’icônes de chargement animés en HTML et CSS. 5. Des icônes de chargement inline 100% CSS. 6. CSS Loader is une collection d’icônes de chargement utilisant uniquement une DIV et entièrement en CSS. 7. Une collection d’animations d’image au survol de la souris. 8. Une collection de 49 dégradés CSS. 9. 10. 11. WAIT! 12.
Selectors Level 3 Abstract Selectors are patterns that match against elements in a tree, and as such form one of several technologies that can be used to select nodes in an XML document. Selectors have been optimized for use with HTML and XML, and are designed to be usable in performance-critical code. CSS (Cascading Style Sheets) is a language for describing the rendering of HTML and XML documents on screen, on paper, in speech, etc. CSS uses Selectors for binding style properties to elements in the document. This document describes the selectors that already exist in CSS1 [CSS1] and CSS2 [CSS21], and further introduces new selectors for CSS3 and other languages that may need them. Selectors define the following function: expression ∗ element → boolean That is, given an element and a selector, this specification defines whether that element matches the selector. Status of this document This section describes the status of this document at the time of its publication. Table of Contents 1. 1.1. 1.2. 1.3. 2. 3. .
Learn to code the way professional programmers do Bento Grid Welcome! We've hand picked the best resources on each of these technologies. If you're just getting started, you should be going through resources from left to right, row by row. You can also click on each box to see related boxes. fundamentals How the web works How the Internet Works in 5 Minutes 20 Things I Learned html The very basics of putting something on a webpage Dash Codecademy css Styling your webpage Codecademy shell Use the command line Learning the Shell Learn Shell git Simple to use version control Try Git The simple guide javascript Make your pages interactive Codecademy Learn X in Y Minutes jquery Control webpage elements with javascript Try jQuery Codecademy sublime text A popular text editor The Complete Visual Guide to Sublime Text 3 python A programming language to easily pick up Codecademy Intro to Computer Science flask A basic microframework for python on the web Documentation Flask Mega Tutorial sql A popular database language SQLZoo w3schools database design How to organize your database tuts+ go
reSmush.it > the 2 Billion (and still free) Image optimization API html - How to style checkbox using CSS? CSS Tutorial GitHub - mrclay/minify: Combines. minifies, and serves CSS or Javascript files Beginner Concepts: How CSS Selectors Work Share this: monday.com helps you manage your projects. Are you new to CSS? This article is for you! Perhaps the biggest key to understanding CSS is understanding selectors. In the examples below, the CSS would be in a file called something like style.css that is referenced from an HTML document called something like index.html. Here's what that HTML file would be like: <! And the CSS file would contain just the selector blocks like you'll see below. #ID selector #happy-cake { } <! #Leveling Up ID selectors are the most powerful type of selector in terms of CSS specificity. #Class Selector .module { } <! #Leveling Up Class selectors are your friend. #Tag Selector h2 { } <! #Leveling Up Tag selectors are at their most useful when changing properties that are unique to that HTML element. Don't rely on them too much though. #Attribute Selector [data-modal="open"] { } <! #Leveling Up Hardly an issue anymore, but attribute selectors aren't supported in IE 6. #Positional Selectors :nth-child(2) { } #Leveling Up
How to Center in CSS Wat Centering in CSS is a pain in the ass. There seems to be a gazillion ways to do it, depending on a variety of factors. This consolidates them and gives you the code you need for each situation. Select the type of content you want to center in a parent <div> and the size of the parent. Content What do you want to center? Text Just text, or an inline-level block of text and images. Div Any block-level element. Do you know how many lines of text it'll be? Container How big is your container <div>? Width Unknown The width is not known until runtime, or needs to be set dynamically. Height The height is not known until runtime, or needs to be set dynamically. Alignment Surprise! IE Support What is the minimum version of Internet Explorer you need to support?
Grid Designer 2 If you're familiar with the grid, a bit of design and basic typography, using this script should be pretty easy - most of the functions are pretty self-explanatory. If you're unfamiliar with grids in general, you could start by reading an excellent series of articles by web designer Mark Boulton. For those who want a real understanding of the theory of grids in relation to design and typography, I strongly recommend this book. On the Columns tab, you can start your design in two ways: Fill in the number of columns, total width, gutters and margin widths, all specified in pixels - then press the design button. The grid preview on the Columns tab will display the widths of each area, in pixels. Use the Typography tab to adjust and calculate basic typographic settings for your design. Finally, on the Export tab, you can generate copy-and-paste ready CSS, and a sample XHTML template.
CSS3 : les sélecteurs – Laravel J’inaugure la catégorie CSS3 en commençant par un article sur les sélecteurs. Pourquoi les sélecteurs ? Parce qu’ils constituent le coeur du CSS. Si on ne les avait pas pour cibler des éléments des pages HTML on serait bien en peine pour appliquer des règles de style ou pour agir avec Javascript. C’est un domaine qui a connu une lente évolution. Les sélecteurs du CSS3 sont maintenant pris en charge par la majorité des navigateurs modernes, même IE9 ! Plutôt que de rédiger un article long et laborieux j’ai préféré faire court tout en proposant en complément une page d’illustration dynamique. Quant à la spécification officielle elle est ici. Les sélecteurs relationnels ciblent les éléments en fonction de leurs relation avec les autres éléments. En dehors des pseudo-classes classiques (:hover, :focus, :visited, :link…) on en a quelques autres intéressants : Avec les pseudo-classes structurelles on peut trouver les éléments selon leur localisation : Les pseudo-éléments sont un peu particulier.
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