the css user snippets for emmet in *.vue file not works

[YinanZhaoXometry]

the css emmet expansion in *.vue file works perfectly!
But the user CSS snippets for emmet in *.vue file not working ( user HTML snippets works fine!)
Could you please have a look?

i define a css snippet:

it works fine in *.styl file:

but the user snippets now shown in *.vue file:

Originally posted by @onezhaoyn in #232 (comment)

[octref]

CSS snippets aren't used in Vue files. You need to define Stylus snippets.