How do I use @variant for a @container size?

[hashfiputra]

With @variant you can do like this:

.my-element {  
  background: white;

  @variant dark {
    background: black;
  }
}

But how do I do this with @container sizes like @md? Is it not possible?

[wongjn]

Replace dark with @md: https://play.tailwindcss.com/eYaZdvie9b