# Description

A ms, or millisecond, is a CSS time measurement. One millisecond is equal to 1/1000 of a second.

The format of this time value is a number followed by ‘ms’.

# Examples

This example defines a transition on the opacity property that smoothly transitions over 2 seconds (2000ms):

    div {
      transition-property:
        opacity;
      transition-duration:
        2000ms;
    }

# Browser Support

Firefox | IE | Chrome | Opera | Safari

# Miscellaneous Information

Defined In: | CSS3