Remove non breaking space and negative margin from header logo

Now if you copy the logo, it should paste without a space. Seems more appropriate.

Inappropriately, here is a 3D printed banana doge.

![](https://24.media.tumblr.com/ee284e0d75631b7a24e3d6d2e1ddb577/tumblr_myzrxfz0Me1qgoa30o1_500.jpg)