- Sizing Images
- File Types
- Automation Tools
- CSS Techniques
- Inlining Images
- Unicode
- Icon fonts
<picture>
sizes
attributesrcset
attributealt
attributes
[Udacity: Responsive Images] (https://www.udacity.com/course/ud882)
<picture>
sizes
attributesrcset
attributealt
attributes[Udacity: Responsive Images] (https://www.udacity.com/course/ud882)