vendor(prop, args)
    -webkit-{prop} args
    -moz-{prop} args
    {prop} args

  border-radius()
    vendor('border-radius', arguments)
  
  box-shadow()
    vendor('box-shadow', arguments)

  button
    border-radius 1px 2px / 3px 4px
    
/* Selector interpolation */
table
  for row in 1 2 3 4 5
    tr:nth-child({row})
      height: 10px * row
      
mySelectors = '#foo,#bar,.baz'

{mySelectors}
  background: #000