HTML <style> mediaAttribute

HTML style 标签参考手册HTML <style> Tag

Examples

Two different stylesheets for two different media types (screen and print):

<style type="text/css" media="print"> h1 {color:#000000;} p {color:#000000;} body {background-color:#FFFFFF;} </style>

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Browser Support

Internet ExplorerFirefoxOperaGoogle ChromeSafari

All major browsers support the media attribute.


Definition and Usage

The media attribute specifies for which media/device the current resource is optimized.

This attribute is mostly used in CSS stylesheets to specify different styles for different media types.

Tip:This attribute can accept multiple values.


Differences Between HTML 4.01 and HTML5

None.


Syntax

<style media="value">

Possible Operators

Value Description
and Specifies the AND operator.
not Specifies the NOT operator.
, Specifies the OR operator.

Devices

Value Description
all Default. Applies to all devices.
aural Speech synthesizers.
braille Braille feedback devices for the blind.
handheld Handheld devices (small screens, limited bandwidth).
projection Projectors.
print Print preview mode / printed pages.
screen Computer screen (default).
tty Teletypewriters and similar media using a fixed-width character grid.
tv TV-type devices (low resolution, limited screen scrolling capability).

Value

Value Description
width

Specifies the width of the target display area.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (min-width:500px)"

height

Specifies the height of the target display area.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (max-height:700px)"

device-width

Specifies the width of the target display/paper.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (device-width:500px)"

device-height

Specifies the height of the target display/paper.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (device-height:500px)"

orientation

Specifies the orientation of the target display/paper.

Possible values: "portrait" or "landscape"

Example: media="all and (orientation: landscape)"

aspect-ratio

Specifies the width/height ratio of the target display area.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (aspect-ratio:16/9)"

device-aspect-ratio

Specifies the device-width/device-height ratio of the target display/paper.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (device-aspect-ratio:16/9)"

color

Specifies the bits/color of the target display.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (color:3)"

color-index

Specifies the number of colors the target display can handle.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (min-color-index:256)"

monochrome

Specifies the bits/pixel in a monochrome frame buffer.

The "min-" and "max-" prefixes can be used.

Example: media="screen and (monochrome:2)"

resolution

Specifies the pixel density (dpi or dpcm) of the target display/paper.

The "min-" and "max-" prefixes can be used.

Example: media="print and (resolution:300dpi)"

scan

Specifies the scanning method of TV displays.

Possible values: "progressive" and "interlace".

Example: media="tv and (scan:interlace)"

grid

Specifies whether the output device is a grid or a bitmap.

Possible values: "1" for grid, otherwise "0".

Example: media="handheld and (grid:1)"



HTML style 标签参考手册HTML <style> Tag Other Extensions