Fluid Squares preserves a unit's square proportion within a fluid layout. Number of columns also reduce to suit browser or device width using CSS media queries.
More about Fluid SquaresV1 used a transparent image with max-width:100%. Marco Lago stepped up with a clever CSS method that eliminates the need for images. This new version also uses css3-mediaqueries.js (now works in IE) and is Mobile First.
Marco Lago's CSS methodDive Into HTML5 seeks to elaborate on a hand-picked Selection of features from the HTML5 specification and other fine Standards. The final manuscript has been published...
diveintohtml5.ep.io/Watch the sldeshow that let's you play with HTML5 features. Jump headfirst into HTML5 by experimenting with each API. A showroom of content that you can reuse...
html5rocks.com
This specification evolves HTML and its related APIs to ease the authoring of Web-based applications...
whatwg.orgThis HTML5 specification is like no other—It has been processed with you, the humble web developer, in mind...
developers.whatwg.orgHTML5 differences from HTML4.
WHATWG and HTML5 FAQ.
HTML5 validator.
HTML5 (changes) tracker...
Since HTML5 is getting more attention by way of marking up our new pages, and the only way to get IE to acknowledge the new elements...
remysharp.comModernizr adds classes to the <html> element which allow you to target specific browser functionality in your stylesheet. You don't actually need to write any Javascript to use it...
modernizr.comAll the shims, fallbacks, and polyfills in order to implant html5 functionality in browsers that don't natively support them...
github.com/ModernizrAlong with HTML5 Boilerplate's rock solid commitment to cross-browser consistency, H5BP brings you delicious documentation, a site optimizing build script...
html5boilerplate.comNow that modern browsers are starting to support some of the really useful parts of HTML5 and CSS3, it's time for our best practices to catch up...
html5reset.org/Initializr is an HTML5 templates generator to help you getting started with an HTML5 project. It is built on HTML5 Boilerplate...
initializr.comVideo for Everybody is simply a chunk of HTML code that embeds a video into a website using the HTML5 <video> element, falling back to Flash automatically...
camendesign.comThe HTML5 test score is only an indication of how well your browser supports the upcoming HTML5 standard and related specifications. It does not try to test all...
html5test.comIn order to deal both with content written according to Web standards...
hsivonen.iki.fiMarkup to test. DOM view. Rendered view. innerHTML view. Log.
software.hixie.chThe number one suggestion I see from the proprietor of html5gallery.com to submitters is...
camendesign.comPixel to em conversion made simple. Select your body font size. Voila! Your conversions. Oh la la! Custom conversions...
pxtoem.comChange the settings (by dragging the sliders, clicking on the bars, or editing the values) to calculate the overall width of your grid...
www.29digital.netThe Developer Tools, bundled and available in Chrome, allows web developers and programmers deep access...
code.google.com/chromeIt was close to four years ago now that I first floated (ha!), publicly refined, and then published at its own home what’s become known as...
meyerweb.comThe Exceptional Performance team has identified a number of best practices for making web pages fast. The list includes 35 best practices...
developer.yahoo.comThis document contains normative guidelines for web applications built by the Interface Development practice of Isobar North America...
na.isobar.com/standardsRead. Learn. Build. $.
code.google.com/eduThe Cross-Browser CSS3 Rule Generator. You can edit the underlined values in this css file, but don't worry about making sure the corresponding values match...
css3please.comAnother nice way to play with CSS3.
css3generator.comAnother nice way to play with CSS3.
css3maker.comAlthough CSS isn’t that difficult, useful CSS techniques are not easy to find. Sometimes finding a cross-browser solution might take time...
smashingmagazine.comCSS easing animation tool. Choose an easing type and test it out with a few effects. If you don’t quite like the easing, grab a handle and fix it...
matthewlein.com/ceaserI don't use CSS hacks anymore. Instead I use IE's conditional comments to apply classes to the body tag. Nonetheless, I wanted to document every browser-specific...
paulirish.comI admittedly don't think about this idea very often... how efficient is the CSS that we write, in terms of how quickly the browser can render it?
css-tricks.comOne of the most effective ways of speeding up a website’s render time is to reduce the number of HTTP requests required to fetch content. An effective method...
blog.mozilla.comPIE makes Internet Explorer 6-8 capable of rendering several of the most useful CSS3 decoration features.
css3pie.comselectivizr is a JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8. Simply include the script in your...
selectivizr.comComprehensive list of -webkit properties.
css-infos.netCSS3 properties and selectors. HTML5 web applications, graphics, embedded content, audio and video, form inputs and attributes...
findmebyip.com/litmusGreat collection of videos at YUI Theater, particularly from Douglas Crockford on Javascript.
developer.yahoo.comNode's goal is to provide an easy way to build scalable network programs. In the "hello world" web server example...
nodejs.orgRaphaël is a small JavaScript library that should simplify your work with vector graphics on the web. If you...
raphaeljs.comJsFiddle is a playground for web developers, a tool which may be used in many ways. One can use it as an online editor for snippets...
jsfiddle.netjQuery is a fast and concise JavaScript Library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development...
jquery.comLearn how easy it is to apply web interaction using jQuery...
jqueryfordesigners.comJavaScript is the main client-side scripting language used by many of Google's open-source projects...
google-styleguide.googlecode.comThe brilliant Stoyan Stefanov, in promotion of his new book from O’Reilly, “JavaScript Patterns,” was kind enough to contribute an excerpt...
net.tutsplus.comJavaScript Garden is a growing collection of documentation about the most quirky parts of the JavaScript programming language...
bonsaiden.github.comJavaScript® (sometimes shortened to JS) is a lightweight, object-oriented language, most known as the scripting language for web pages...
developer.mozilla.orgThe control which designers know in the print medium, and often desire in the web medium, is simply a function of the limitation of the printed page...
alistapart.comA collection of responsive web designs...
mediaqueri.esA media query consists of a media type and zero or more expressions that check for the conditions of particular media features...
w3.orgUnfortunately, CSS media query is fool’s gold for mobile devices. It hides tough problems and gives developers a false...
cloudfour.comEarly last year, I worked on the redesign of a rather content-heavy website. Design requirements were fairly light: the client as...
alistapart.comI’ve always hated publishing. I don’t mean the industry, but the act. Hitting “print,” sending an email, pressing that “Publish” button on the CMS...
unstoppablerobotninja.comGrid Layout contains features targeted at web application authors. The Grid can be used to achieve many different layouts...
w3.orgTemplates for Rapid Interactive Prototyping...
designinfluences.comUnlike most of the ready-made grid systems like BluePrint and 960.gs which are based on pixels — I wanted to base it all on ems...
aplus.rsThe foundational YUI Grids CSS offers four preset page widths, six preset templates, and the ability to stack and nest subdivided regions of two, three...
developer.yahoo.comThe happy and awesome way to build fluid grid based websites. Inspired by 1kbgrid.com. Developed with love by Girlfriend's overconfident...
tinyfluidgrid.comLess Framework is a CSS grid system for designing adaptive websites. It contains 4 layouts and 3 sets of typography presets, all based on a single grid...
lessframework.comSomething that jumped at me, recently, was a rendering dilemma that browsers have to encounter, and gracefully handle, on a day-by-day basis with little...
ejohn.orgAlmost a year ago, Ty Gossman over at Stylegala asked me to write an article about elastic layouts. The best I could do was a quick email between work...
jontangerine.comThis site is a proof of concept for many of the ideas described in Rethinking the Mobile Web...
yiibu.comFor years, most Web teams have designed for the desktop. Mobile, if it even happened, was a port off the desktop version, designed and built before...
lukew.comThis non-commercial brochure provides an overview on the different mobile technologies and platforms. 17 writers contributed their know-how...
enough.deThere are two main camps in the mobile web: One Web and Mobile Web...
cloudfour.comEvery month Opera conducts the definitive analysis of the key trends affecting the mobile Web worldwide. We publish these findings as...
opera.comThis document specifies Best Practices for delivering Web content to mobile devices....
w3.orgThe past couple of years have seen numerous new web-capable mobile devices arise, including Apple’s iPhone and its Safari browser...
alistapart.comMobile Boilerplate is your trusted template made custom for creating rich and performant mobile web apps...
html5boilerplate.com/mobile‘320 and Up’ prevents mobile devices from downloading desktop assets by using a tiny screen’s...
stuffandnonsense.co.ukWeb development vs. custom API frameworks. JQTouch, jQuery Mobile, PhoneGap, Sencha Touch, Titanium...
dinosaurswithlaserz.comThe goal of this technique is to deliver optimized, contextual image sizes for responsive layouts that utilize dramatically different...
filamentgroup.comTinysrc a fast, easy - and free - way to reformat graphics and images for mobile devices....
tinysrc.netSo you're a designer and have been tasked with the design of a mobile web site...
mobiforge.comCSS contents and browser compatibility - mobile. My CSS tests, but now on mobile phones...
quirksmode.orgBased on aggregate data collected on a sample exceeding 15 billion pageviews per month collected from across...
gs.statcounter.comOver the past two years at AdMob, we’ve experienced the rapid growth in consumer usage of the the mobile...
metrics.admob.comThis document specifies Best Practices for delivering Web content to mobile devices..
w3.orgThis document gives general guidelines for web developers and content authors who are searching for directions to help create sites for the mobile web....
www.passani.itThis spreadsheet provides smart-phone information matter to front end mobile web developers...
spreadsheets.google.comDesigning for the mobile web is nothing particularly new - or rare. With pretty much every decent handset available providing the...
campaignmonitor.comThis section contains my official mobile pages. They treat various aspects of mobile web development...
quirksmode.orgThis checker performs various tests on a Web Page to determine its level of mobile-friendliness. The tests are defined in the mobileOK Basic Tests 1.0 specification...
validator.w3.org/mobileChris Pederick's User Agent Switcher is an essential Firefox add-on for anybody in the business of creating mobile web sites...
chrispederick.comBrowser-based iPad emulator...
alexw.meThis is a web browser based simulator for quickly testing your iPhone web applications...
testiphone.comEmulator accessible via webOS SDK...
developer.palm.comTest your web app on Android, bypass Android's SDK (tested and works a charm).
forum.xda-developers.comWelcome Developers! To view software for a BlackBerry product, please select a product from the drop down menu and click Select...
swdownloads.blackberry.comEmulator accessible via Windows Mobile 6 SDK...
swdownloads.blackberry.comBrowser-based demo of Opera Mini 6 that functions as it would when installed on a handset...
opera.comEmulator accessible via Symbian SDK...
forum.nokia.comGreat reference for laying out type on the web. The Vertical Motion chapter is particularly good.
webtypography.net/tocIn this article, we will reconcile the designer’s requirement for accuracy with the user’s need to resize text on demand, arriving at a best practice...
alistapart.comThis will change the way you design websites. Add a line of code to your pages and choose from hundreds of fonts. Simple, bulletproof, standards compliant, accessible, and totally legal.
typekit.comThe foundational CSS Fonts provides cross-browser typographical normalization and control while still allowing users to choose and adjust their font size...
developer.yahoo.com