~After removing the CSS aspect-ratio, the transition does not work as expected.~ ~Here are the changes https://github.com/addyosmani/nuxt-movies/pull/31/files and I believe there's not a special thing.~ ~The transition working in the `dev` branch:~  ~The transition seems broken in the `perf/cls-with-nuxt-img` branch:~  @pi0 @danielroe ~Could you please give me advice on it?~ cc @addyosmani FYI: it's my bad, the transition is there.