flash/eyestrain warning for the content below!

88x31 buttons

not distractingly smaller or bigger than 88x31

stamps

98x52; usually with border decorations to imitate the look of a postal stamp

blinkies

150x20; usually contains a flashing, or 'blinking', dotted/dashed border, hence the name

misc

web decor that are either too large for their respective categories or do not fit into any