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Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

Summary

The ::-ms-track CSS pseudo-element represents the "track" (the groove in which the indicator slides) of an <input> of type="range".

Specification

Not part of any specification.

Microsoft has a description on MSDN.

See also

Document Tags and Contributors

 Contributors to this page: mfluehr, teoli, cvrebert, kscarfone
 Last updated by: mfluehr,