System Info

System:
OS: Linux 6.11 Arch Linux
CPU: (32) x64 13th Gen Intel(R) Core(TM) i9-13980HX
Memory: 44.75 GB / 62.56 GB
Container: Yes
Shell: 3.7.1 - /usr/bin/fish
Binaries:
Node: 22.10.0 - /usr/bin/node
pnpm: 9.12.1 - /usr/bin/pnpm
npmPackages:
@rspack/cli: ^1.0.14 => 1.0.14
@rspack/core: ^1.0.14 => 1.0.14

Details

css classes is preserved, but @keyframes is removed.

Reproduce link

https://github.com/Austaras/rspack-css-module

Reproduce Steps

see dist folder