The changing way in which we access the web means that there has never been a greater range of screen sizes and associated user experiences to consider. With these recent trends driving changes in design, typical desktop-only websites fail to meet even minimum expectations when it comes to style and usability, which can be vital when your website is central to yours or your client's brand. Responsive Web Design with HTML5 and CSS3, Second Edition is an updated and improved guide that responds to the latest challenges and trends in web design, giving you access to the most effective approaches to modern responsive design.
This updated new edition covers all the most up-to-date techniques and tools needed to build great responsive designs, ensuring that your projects won't just be built 'right' for today, but in the future too. Chapter example code is all hosted on rwd.
Style and approach This book should be useful in two ways: as a 'read from the beginning and learn as you go' resource but also as a reference you can come back to in the months to come — when trying to remember this or that syntax or look up a link that may help you out of a development hell-hole. To this end, rather than follow a single design through from chapter one and build on it incrementally until the end of the book, each chapter exists in relative isolation.
This means that code and examples are particular to each chapter and don't need to be considered along with what has gone before or after. That doesn't mean that each chapter's techniques won't work in unison; the reference site for this book, rwd. However, by limiting the chapter examples to the topic at hand, it should be simpler for you to understand and reference the essence of each example and topic in the future.
Part of the popular New Perspectives Series, this user-friendly book provides comprehensive coverage of HTML, CSS, and JavaScript with an inviting approach that starts with the basics and does not require any prior knowledge on the subject. Detailed explanations of key concepts and skills make even the most challenging topics clear and accessible. Case scenarios and case problems place the most complex concepts within an understandable and practical context. La Rete sta cambiando.
I clienti si aspettano siti web dinamici e d'impatto, gli utenti pretendono interfacce intuitive e personalizzate. La diffusione di dispositivi differenti moltiplica gli scenari con cui gli sviluppatori devono confrontarsi. Tutto accompagnato da esempi e listati di codice per cominciare a progettare e scrivere applicazioni complesse e scalabili, ricche di caratteristiche che non sfigurano di fronte a quelle che si ritrovano in ambienti desktop. Master the foundational HTML5 and CSS3 skills that are needed to create outstanding basic websites using this practical, user-friendly book from the popular Illustrated Series.
Updates throughout this new edition introduce key principles of website design, while integrating coverage of mobile design and testing. This edition provides beginners with the "nuts-and-bolts" and offers more experienced users the opportunity to brush up on the basics and then move to more advanced topics. Each two-page spread focuses on a single skill, making even complex topics, such as coding with HTML5, easy to follow and absorb.
If you want to get into developing web sites, the most important thing you'll need is a solid understanding of Hypertext Markup Language, or HTML—the most common language used to write web site content. The most recent version of the language is HTML5, and it contains a whole host of new features to give you more power when creating websites. This book is forward-thinking because all the featured code and techniques are standards-compliant, and it demonstrate best practices—you won't waste your time on outdated, bad techniques.
Your web pages will work properly in most web browsers and be accessible to web users with disabilities, easily located using popular search engines, and compact in file size. It features comprehensive reference tables, so you can look up troublesome attributes, codes, and properties quickly and easily. This easy-to-understand full-colorguide presents the elements of design and development as equal;therefore, both designers and developers will benefit from learninghow to leverage the power behind HTML5 and CSS3.
The two-pagespreads and helpful insight show you how to use HTML5 and CSS3 inconjunction in order to create websites that possess both powerfulfunction and beautiful design. Incorporates all the trademark elements of the ForDummies series writing style - approachable, friendly,reliable, and functional - to assist you in gaining a solidfoundation of the basics Fills the void for both developers and designers who arelooking to merge the power and function of HTML5 and CSS3 Features a website with code and templates HTML5 and CSS3 For Dummies covers what you need to knowto use HTML5 and CSS3, without weighing you down in unnecessaryinformation.
In each tutorial, you'll put into practice the concepts you have learned. Each tutorial includes a basic statement of the problem, the goals to be achieved, and a demonstration of how to complete the task, creating a fully functional website in the process.
You will develop problem-solving skills which will help retain the material and apply what you've learned in a professional environment. Successful completion of the tutorial cases and case problems can act a springboard to develop your own portfolio to showcase your abilities in website design.
Skip to content. Html5 Css3 for Beginners. All other colors are obtained by using a combination of the three main colors, which in their mixture must create a white color. Experimentally it was proven that red, green and blue are the most suited for human eyes.
As we know, the surface of the screen is not solid, it consists of small dots called pixels. Each pixel consists of three blocks, red, green and blue. By varying the brightness level of each block we can get different colors. The information about the brightness level is encoded using binary code.
For example, the most common for modern displays bit True Color system uses three bytes with values from 0 to for each pixel on the screen. Absolutely red color will have a value This means that the amount of red color is full, of the green is 0 and of the blue is also 0. Absolutely blue color will have a value of 0. With different combinations different colors are formed: bright-violet is RGB color can also be encoded with the help of the hexadecimal system. Here are some standard colors:.
This color system is called additive. In other words, we take black color no color and add primary colors to it, mixing them all the way up to white. This way we can encode 16 colors, which is more than enough for human eyes. In a word, alt tag is an abbreviation of what is essentially an alt attribute on an image tag showing a nature or a content of its image. That is why each image on any successful website has its alt tag that describes what is actually on it.
As a result, various screen readers will make the image from your website accessible while reading out this alternative text. To illustrate the situation, that is an example of a complete HTML image tag:. So, why does one need alt text for their images? As it has already been mentioned, the alt text literally tells what an image depicts as well as describes the main function of this image on the web page.
Generally speaking, you just propose a person to use some services or buy some products that you provide with the help of this button. Thus, its alternative text simply explains what the button is used for.
As you can see, there is nothing complicated. Here is another simple example of using alt text. As you can see from the screenshot below, this blue call-to-action button lets a person get a shown website template right now.
What is more, talking about the image buttons, you could also put some extra call to action text to it. Actually, it is quite popular policy, so I am sure that you have seen such things a plenty of times while surfing through the web space. Below you can see the next example of this function. Keep in mind that every image you want to use for your online project should have its own alternative text. In point of fact, visually impaired and blind visitors of your site will also use alt in order to figure out what an image or a button is for.
What else should you know about it? Ok, now you know a lot of information about the pluses of alternative text. Still, I know what you are thinking about right now: what should you do in case your image does not have a clear purpose? Without a doubt, it is a logical question, so let me tell you a couple of words. First of all, remember that the images that you would like to use simply for the design of your website should be in your CSS and never in your HTML code.
Shortly, the empty alt attribute looks like this:. To make things clear it is here to make sure that screen readers will pass over the image that has no purpose. For today it was all the information about alternative text.
To sum everything up, below you can see the list of the main functions of alt text. Thus, giving your images an alt text is an easy but important thing. In addition, remember that this text may be provided in the alt attribute or in the surrounding context of your image.
I hope you will remind all the given points because they are the main rules of a successful alt text creation. Also, you may watch this video from Matt Cutts that was made in order to help you with a nice alternative text creation. Still want to know more about alt? In this case, I have a lot of useful articles to share with you! Furthermore, I would like you to tell me your own definition of alt!
Maybe you have something to add? For this simple reasons, just leave your comment below! To begin with, CMYK cyan, magenta, yellow, key is the abbreviation for the name of the scheme, which combines the primary pigments. Thus, C means cyan aqua , M means magenta pink , Y is for yellow and K stands for the key. As you may know, these days K color means black in the modern printing world. Still, things have not always gone this way. Historically, there were other colors used for Key: brown and even blue.
Honestly speaking, people used the color that was the cheapest ink to get for their needs. That is why today there are a lot of various draw and paint programs that are able to make use of both mentioned color models. Still, keep in mind that the CMYK model is usually used for the creation of the printed color illustration. On the other hand, the RGB color scheme is mostly used for the computer displays.
Without a doubt, there is a difference between color and pigment. What is more, it is a fundamental one! So why wait? Next, you'll explore CSS3, including new features like drop shadows, borders, colors, gradients, and backgrounds. Every step of the way, you'll find hands-on examples, both large and small, to help you learn by doing.
Also available is all code from the book. HTML5 and CSS3 are essential tools for creating dynamic websites and boast updates and enhanced features that can make your websites even more effective and unique.
This friendly, all-in-one guide covers everything you need to know about each of these technologies and their latest versions so that you can use them together. Readers learn to create dynamic websites that incorporate forms, videos, JavaScript, cutting-edge CSS3, and more.
Updates throughout this new edition address responsive design and integrate mobile design and testing. Each two-page spread focuses on a single skill, making information easy to follow and absorb. Important Notice: Media content referenced within the product description or the product text may not be available in the ebook version. HTML and CSS are essential tools for creating dynamic websites and help make your websites even more effective and unique.
Introducing you to the syntax and structure of the languages, this helpful guide shows you how to create and view a web page, explains ideal usage of HTML5 and CSS3, walks you through the CSS3 rules and style sheets, addresses common mistakes and explains how to fix them, and explores interesting HTML5 tools. This easy-to-follow guide covers everything you need to know to get started today. You'll master the semantic markup available in HTML5, as well as how to use CSS3 to create amazing-looking websites without resorting to complex workarounds.
You'll learn how to: Lose that pesky Flash habit by embracing native HTML5 video Set type that truly supports your message Build intelligent web forms that users will love!
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