all Default. Suitable for all devices
and Specifies an AND operator
aspect-ratio Specifies the width/height ratio of the targeted display area.\nExample: media="screen and (aspect-ratio:16/9)"
aural Speech synthesizers
braille Braille feedback devices
color Specifies the bits per color of target display.\nExample: media="screen and (color:3)"
color-index Specifies the number of colors the target display can handle.\nExample: media="screen and (color-index:256)"
device-aspect-ratio Specifies the device-width/device-height ratio of the target display/paper.\nExample: media="screen and (aspect-ratio:16/9)"
device-height Specifies the height of the target display/paper.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (device-height:500px)"
device-width Specifies the width of the target display/paper.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (device-width:500px)"
grid Specifies if the output device is grid or bitmap.\nPossible values are "1" for grid, and "0" otherwise.\nExample: media="handheld and (grid:1)"
handheld Handheld devices (small screen, limited bandwidth)
height Specifies the height of the  targeted display area.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (max-height:700px)"
interlace Value for "scam"
landscape Example: (orientation: landscape)
max-aspect-ratio Specifies the width/height ratio of the targeted display area.\nExample: media="screen and (max-aspect-ratio:16/9)"
max-color Specifies the bits per color of target display.
max-color-index Specifies the number of colors the target display can handle.\nExample: media="screen and (max-color-index:256)"
max-device-aspect-ratio Specifies the device-width/device-height ratio of the target display/paper.\nExample: media="screen and (max-aspect-ratio:16/9)"
max-device-height Specifies the height of the target display/paper.
max-device-width Specifies the width of the target display/paper.
max-height Specifies the height of the  targeted display area.
max-monochrome Specifies the bits per pixel in a monochrome frame buffer.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (max-monochrome:2)"
max-resolution Specifies the pixel density (dpi or dpcm) of the target display/paper.\n"min-" and "max-" prefixes can be used.\nExample: media="print and (max-resolution:300dpi)"
max-width Specifies the width of the targeted display area.
min-aspect-ratio Specifies the width/height ratio of the targeted display area.\nExample: media="screen and (min-aspect-ratio:16/9)"
min-color Specifies the bits per color of target display.
min-color-index Specifies the number of colors the target display can handle.\nExample: media="screen and (min-color-index:256)"
min-device-aspect-ratio Specifies the device-width/device-height ratio of the target display/paper.\nExample: media="screen and (min-aspect-ratio:16/9)"
min-device-height Specifies the height of the target display/paper.
min-device-width Specifies the width of the target display/paper.
min-height Specifies the height of the  targeted display area.
min-monochrome Specifies the bits per pixel in a monochrome frame buffer.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (min-monochrome:2)"
min-resolution Specifies the pixel density (dpi or dpcm) of the target display/paper.\n"min-" and "max-" prefixes can be used.\nExample: media="print and (min-resolution:300dpi)"
min-width Specifies the width of the targeted display area.
monochrome Specifies the bits per pixel in a monochrome frame buffer.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (monochrome:2)"
not Specifies a NOT operator
orientation Specifies the orientation of the target display/paper.\nPossible values: "portrait" or "landscape"\nExample: media="all and (orientation: landscape)"
portrait Example: (orientation: landscape)
print Print preview mode/printed pages
progressive Value for "scan"
projection Projectors
resolution Specifies the pixel density (dpi or dpcm) of the target display/paper.\n"min-" and "max-" prefixes can be used.\nExample: media="print and (resolution:300dpi)"
scan Specifies scanning method of a tv display.\nPossible values are "progressive" and "interlace".\nExample: media="tv and (scan:interlace)"
screen Computer screens
tty Teletypes and similar media using a fixed-pitch character grid
tv Television type devices (low resolution, limited scroll ability)
width Specifies the width of the targeted display area.\n"min-" and "max-" prefixes can be used.\nExample: media="screen and (min-width:500px)"