Align right post nav link to the right

[funkydan2]

Thanks for the PR. Can you help me understand what this change does?

[funkydan2]

...actually, I understand what it does now. It fixes the layout for the first/last post, where there's not both 'next' and 'previous' navigation available, and so justify-content: space-between; doesn't quite work.

[paulwellnerbou]

Sure. It aligns the link to the previous (older) post to the right, even if it has more than one line.

Before:

After:

In addition to that, it aligns it to the right even if there is no next (more recent) post (second commit):

Before:

After:

[paulwellnerbou]

Thanks!