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UI
Pixel
Blueberry
Backward
OliveDrab
32x32
Mixed
Gloss set: Basic
skip, Backward
SteelBlue
36x36
Gnome icons
Bring, Backward
DarkSeaGreen
24x24
Tango
Backward, seek, media
Black
Backward, media, skip
Computer & hardware
ASP.NET icons
SlateBlue
16x16