voice-volume CSS property.

Values: silent | [[x-soft | soft | medium | loud | x-loud] || <decibel>]
Initial value: medium
Applies to: all elements
Inherit: yes
Percentages: N/A
Animatable:
Media: speech
Computed value:

CSS Standards

CSS 1
CSS 2
CSS 2.1
CSS 3
No
No
No
Yes