No, never. Gmail server down can't erase your email. All things considered, at whatever point there is any worker blackout, at that point you get incapable to utilize Gmail. It could be conceivable that you will get a brief message on the screen that says "Mistake 500, it is an interior blunder". Thus, it just methods, trust that couple of moments will settle this issue.
Heading 2
To see this working, head to your live site.