Dimensions
Size is the icon's pixel footprint — default is 16px.
.icon-xsExtra small.icon-smSmall.icon (default, 16px)Medium.icon-lgLarge.icon-xlExtra largeSize is the icon's pixel footprint — default is 16px.
.icon-xsExtra small.icon-smSmall.icon (default, 16px)Medium.icon-lgLarge.icon-xlExtra large