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(UPI) Chapter 5: Image Manipulation in HTML

81-minute College Credit Course

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About this Course

This course is part of our College Credit Program, designed to help you earn college credit while mastering valuable skills. If you're interested in pursuing college credit, click here to learn more.

In this chapter on Image Manipulation in HTML, you'll discover essential techniques for effectively placing and optimizing images on web pages. It covers various web-friendly formats such as JPEG, GIF, PNG, WebP, and AVIF.

Additionally, the chapter explores CSS methods for resizing, aligning, and floating images, creating image rollovers and maps, and utilizing SVG for scalable graphics. It also offers practical advice on sourcing high-quality images, working with icons and favicons, and optimizing images for performance and accessibility.

By implementing these strategies, you can enhance your website’s visual appeal, improve load times, and boost SEO effectiveness.

Understanding Image Placement and Location in HTML

This stage covers different image formats used for the web, such as JPEG, GIF, PNG, WebP, and AVIF, each suited for various content types. It explains how to display these images using the <img> tag in HTML, including setting attributes like width, height, and alt for accessibility.

Chevron 4 steps

Manipulating Images in HTML

This stage covers various techniques for manipulating images in HTML and CSS, including resizing, vertical alignment, and floating. It demonstrates how to resize images while maintaining aspect ratio using CSS, align images vertically within text for seamless layouts, and float images to allow text wrapping around them, improving the page's visual flow and layout.

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Enhancing Web Content with HTML Figures, Captions, Image Rollovers and Image Maps

This stage covers several techniques to enhance web content using images. It demonstrates how to use the <figure> and <figcaption> elements to group images with captions, create interactive image rollovers using CSS, and define clickable areas within images using image maps. These methods help improve the structure, interactivity, and accessibility of web pages.

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Optimizing Images for Responsive Web Design: Techniques for Different Viewport Sizes

When designing responsive websites, it’s crucial to optimize image display for different screen sizes to enhance user experience and improve load times. This is achieved by using various HTML elements and attributes to display the appropriate image based on the viewport size. Here’s a detailed guide on how to provide the right image sizes for different viewports.

Chevron 4 steps

Using Scalable Vector Graphics (SVG) for Resolution-Independent Image

This stage demonstrates how to use Scalable Vector Graphics (SVG) to create resolution-independent images that scale seamlessly across different screen sizes without losing quality. It explains the advantages of SVG for responsive design, its lightweight nature, and its SEO-friendly properties, making it ideal for logos, icons, and simple graphics.

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How to Get and Work with Images, Icons, and Favicons

This stage covers various techniques for sourcing and working with images, icons, and favicons for web design. It explains how to use image editors to resize and optimize images, sources for obtaining images, licensing considerations, and how to incorporate icons from libraries like Font Awesome.

It also covers the creation and integration of favicons for browser tabs and bookmarks, providing essential guidance for effective image asset management on websites.

Chevron 5 steps