"correctly" fix footer margin issue
"correctly" fix footer margin issue

dpshelio/openastronomy.github.io,Cadair/openastronomy.github.io,Cadair/openastronomy.github.io,OpenAstronomy/openastronomy.github.io,dpshelio/openastronomy.github.io,OpenAstronomy/openastronomy.github.io,tammojan/openastronomy.github.io,OpenAstronomy/openastronomy.github.io,Cadair/openastronomy.github.io,dpshelio/openastronomy.github.io,tammojan/openastronomy.github.io,tammojan/openastronomy.github.io