screen
  screen
all
projection
not screen
only screen
screen and (min-width: 400px)
screen and (min-width:400px)
screen and ( min-width: 400px )
screen and ( min-width : 400px )
screen and (min-width:    400px)
screen and (   min-width: 400px)
screen and (min-width: 400px   )
screen   and (min-width: 400px)
screen and   (min-width: 400px)
screen   and (min-width: 400px)
screen  and (min-width: 400px)
screen and (min-width: 400px) and (max-width: 600px)
screen and (min-width: 400px)   and (max-width: 600px)
screen and (min-width: 400px) and   (max-width: 600px)
tv and (scan: progressive)
tv and (scan: interlace)
screen and (device-aspect-ratio: 16/9)
screen and (device-aspect-ratio: -16/-9)
screen and (color: 1)
screen and (color: 2)
screen and (color: 0)
print and (min-resolution: 100dpi)
screen and (min-width: 400px), print
screen and (min-width: 0)
screen and (min-width: 0.0)
screen and (min-width: 00)
screen and (min-width: .0)