flexbox bug fix (footer overlapping) (#248)
flexbox bug fix (footer overlapping) (#248)

Merge pull request 248
Passw/Passw.github.io,cgerke/cgerke.github.io,jekyll/minima,Passw/Passw.github.io,jekyll/minima,cgerke/cgerke.github.io,Passw/Passw.github.io,horaceho/horaceho.github.io,horaceho/horaceho.github.io,horaceho/horaceho.github.io,jekyll/minima,cgerke/cgerke.github.io