font

The font CSS property is shorthand for font-family, font-size, font-stretch, font-style, font-variant, font-weight, and line-height.

font: value;

object.style.font = "value";

<'font'> = [ [ <'font-style'> || <'font-variant'> || <'font-weight'> || <'font-stretch'> ]? <'font-size'> [ / <'line-height'> ]? <'font-family'> ] | caption | icon | menu | message-box | small-caption | status-bar

<'font-style'> = normal | italic | oblique <angle>?

normal

Matches against a face that is classified as a normal face, one that is neither italic or obliqued.

italic

Matches against a font that is labeled as an italic face, or an oblique face if one does not exist.

oblique

Controls matching against an oblique face. Positive angles represent a clockwise slant; negative angles represent a counter-clockwise slant.

<angle>

deg

Degrees. There are 360 degrees in a full circle.

grad

Gradians, also known as "gons" or "grades". There are 400 gradians in a full circle.

rad

Radians. There are 2p radians in a full circle.

turn

Turns. There is 1 turn in a full circle.

<'font-variant'> = [normal | small-caps]

none

Sets font-variant-ligatures to none and resets all other font feature properties to their initial value.

normal

Resets all subproperties of font-variant to their inital value.

small-caps

Enables display of small capitals.

<'font-weight'> = <font-weight-absolute> | bolder | lighter

<font-weight-absolute> = [normal | bold | <number>]

normal

Same as 400.

bold

Same as 700.

<number>

Each number indicates a weight that is at least as dark as its predecessor. Only values greater than or equal to 1, and less than or equal to 1000, are valid, and all other values are invalid.

100 - Thin

200 - Extra Light (Ultra Light)

300 - Light

400 - Normal

500 - Medium

600 - Semi Bold (Demi Bold)

700 - Bold

800 - Extra Bold (Ultra Bold)

900 - Black (Heavy) 

bolder

Specifies a bolder weight than the inherited value.

lighter

Specifies a lighter weight than the inherited value.

<'font-stretch'> = normal | <percentage> | ultra-condensed | extra-condensed | condensed | semi-condensed | semi-expanded | expanded | extra-expanded | ultra-expanded

normal

100%.

<percentage>

Specifies the percentage using a number followed by a percent sign (%).

ultra-condensed

50%

extra-condensed

62.5%

condensed

75%

semi-condensed

87.5%

semi-expanded

112.5%

expanded

125%

extra-expanded

150%

ultra-expanded

200%

<'font-size'> = <absolute-size> | <relative-size> | <length-percentage>

<absolute-size> = [ xx-small | x-small | small | medium | large | x-large | xx-large ]

<relative-size> = [ larger | smaller ]

<length-percentage> = [ <length> | <percentage> ]

<length>

Specifies the length using a number followed by a unit of measurement.

<percentage>

Specifies the percentage using a number followed by a percent sign (%).

<'line-height'> = normal | <number> | <length> | <percentage> | inherit

normal

Tells user agents to set the used value to a reasonable value based on the font of the element.

<number>

An integer or zero or more decimal digits followed by a dot (.) followed by one or more decimal digits. The first character may be preceded by a sign (- or +). The last character may be succeeded by an exponent (e or E) and an integer.

<length>

Specifies the length using a number followed by a unit of measurement.

<percentage>

Specifies the percentage using a number followed by a percent sign (%).

inherit

Specifies the same value as the parent.

<'font-family'> = [ <family-name> | <generic-family> ]#

<family-name>

The name of a font family.

<generic-family>

A keyword representing a generic font.

caption

The font used for captioned controls.

icon

The font used to label icons.

menu

The font used in menus.

message-box

The font used in dialog boxes.

small-saption

The font used for labeling small controls.

status-bar

The font used in window status bars.

font-family

font-size

font-stretch

font-style

font-variant

font-weight

line-height

World Wide Web Consortium (W3C)