; If that returned null, then return. The image given by the src and srcset attributes, and any previous sibling source elements' srcset attributes if the parent is a picture element, is the embedded content; the value of the alt attribute provides equivalent content for those who cannot process images or who have image loading disabled (i.e. The media attribute specifies a media condition (similar to a media query) that the user agent will evaluate for each element.. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. 2:43 So for example, I'll set the alt text of my featured image to Virtual reality user. The media attribute. Note: notice the img elements have a data-original attribute instead of a src. Common properties to alter the visual weight/emphasis/size of text in