Add sprite PNG file
Add x2 icon file and SD icon file
Add new icon sprite with arrow for top link
Fix alignment issue after adding PNG icon to opt out button
Add new icon files to index pages
Add cross icon to default list
Change background colour to make icons more readable
Prune footer styling after adding new icons
Fix the search box for desktop icon
Fix editorial links icons
Change positioning of icons
Fix generic list positioning
Fix collapsible component icons
Adjust category filter positioning
Remove icons
Remove icons from grand child category page
Add up arrow to go to top link
Remove redundant files
Add icon styles to file as sass throws an error when extending
Add pixel device width mixin to lib