object.style.fontVariationSettings = "value";
<'font-variation-settings'> = normal | [ <string> <number>]#
None of the features are enabled.
A case-sensitive OpenType or TrueType variation axis name.
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.