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Webtoys
question, mark
SkyBlue
64x64
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Elegant Themes
question
Gainsboro
48x48
Faenza
Dialog, question
SteelBlue
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Spirit20
question, system, Alt
20x20
system, question
CornflowerBlue
system, question, Alt
Super Mono
question, button
DeepSkyBlue
question, Balloon
question, frame
Black
Reflection
128x128
Fidelity
DarkSlateBlue
32x32
Super Mario
question, Block
Gold
256x256
coin, question
Block, question, retro
SandyBrown
Cloud, question, retro
WhiteSmoke
Addictive Flavour
Key, question
Super, Box, question
DarkGoldenrod
Flavour Extended
help, question, password
Minimal perception
Dialog, help, question
DarkGray