What does Montagnes Russes look like on Mozilla?

On Mozilla it is the design shipped in Firefox OS 2.5, shown above at full size. Older revisions are listed beneath it.

When did Mozilla add Montagnes Russes?

Mozilla first drew Montagnes Russes in Firefox OS 2.5, released 30 janvier 2016.

Mozilla Foundation has shipped 1 version of Montagnes Russes. Each is dated, so you can see when the design changed.

Mozilla

Mozilla Foundation has drawn Montagnes Russes once. Every revision Mozilla has shipped is below, newest first.

What does Montagnes Russes look like on Mozilla?: On Mozilla it is the design shipped in Firefox OS 2.5, shown above at full size. Older revisions are listed beneath it.
When did Mozilla add Montagnes Russes?: Mozilla first drew Montagnes Russes in Firefox OS 2.5, released 30 janvier 2016.
How many times has Mozilla redrawn Montagnes Russes?: Mozilla Foundation has shipped 1 version of Montagnes Russes. Each is dated, so you can see when the design changed.