Responsive Images

Treehouse

Course Summary

Using the new source-set and sizes attributes, and the new picture element, it's possible to create images that behave better in a responsive design. These new pieces of markup allow us to deliver the right image to the right device, based on resolution, pixel density, and other factors we define. This will help web pages load faster and look better, and the most capable devices will get the best looking images possible.

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Course Description
About this Course Using the new source-set and sizes attributes, and the new picture element, it's possible to create images that behave better in a responsive design. These new pieces of markup allow us to deliver the right image to the right device, based on resolution, pixel density, and other factors we define. This will help web pages load faster and look better, and the most capable devices will get the best looking images possible. What you'll learn
- Image formats
- srcset attribute
- sizes attribute
- <picture> element
- Art direction
About the Teacher
Nick is a teacher at Treehouse and an independent game developer. His Twitter handle is @nickrp.

Course Description

About this Course Using the new source-set and sizes attributes, and the new picture element, it's possible to create images that behave better in a responsive design. These new pieces of markup allow us to deliver the right image to the right device, based on resolution, pixel density, and other factors we define. This will help web pages load faster and look better, and the most capable devices will get the best looking images possible. What you'll learn

Image formats
srcset attribute
sizes attribute
<picture> element
Art direction

About the Teacher
Nick is a teacher at Treehouse and an independent game developer. His Twitter handle is @nickrp.

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Course Syllabus
Image Delivery with Srcset and Sizes
Web browsing devices come in all sizes, resolutions, and pixel densities. Most of them can be in either a landscape or portrait orientation. We can use media queries to adjust the layout of our web pages, but it's also important that the right image reaches the right device. 9 steps
- Delivering Responsive Images 3:41
- Image Formats 4:55
- Delivering Responsive Images and Image Formats 6 questions
- Srcset with Picturefill 8:27
- Srcset with Picturefill 4 questions
- Using Srcset 10:41
- Using Srcset 1 objective
- Adding Sizes 6:52
- Adding Sizes 4 questions
- Extra Credit Try using the srcset and sizes attributes in other projects. For example, you could use the portfolio website featured in the Treehouse course How to Make a Website to further exercise your responsive image skills.
Art Direction with the Picture Element
Art direction is a technique for drawing attention to the most important parts of an image as it's viewed on different devices. Using the element, we can provide the ideal crop on images based on media conditions like min-width and orientation. 4 steps
- What is Art Direction? 2:42
- Art Direction 3 questions
- The Picture Element 9:24
- The Picture Element 1 objective
- Extra Credit Try experimenting with the <picture> element using media conditions other than orientation. For example, you could create a media condition based on min-width as is typical in many responsive sites.