Super optimized image element, pulls from dato and formats for 7 screen sizes in two formats. Skips optimization for SVGs.
src(str): url of the image docs
steps(arr): [optional] array of screen sizes to optimize for
sizes(str): [optional] same as sizes on an img tag docs
classes(str): [optional] any classes to be added to the image
alt(str): [optional] alt text for the image docs
aspect_ratio(arr or str): [optional] automatically crops to aspect ratio. first two items in the array are the ratio (ex.
[16,9]), and the third is the base width that images will be cropped to in IE, which doesn't support srcset (ex.
[16,9,500]). if string is provided, brackets should be excluded (ex.
16,9,500). string will be converted to array
params(obj): [optional] params passed directly to imgix