Oh I have this problem, too. I’ve spent hours trying to figure out but failed. My page is
https://jaspert.eu.org/2015/08/03/openshift-generating-ssh-key-and-using-sftp-mac/
If you load the page, the logo on the upper-left is not there. But if you scroll to the middle of the page and press refresh, the logo appears, but when you scroll up to the top it’s gone again.