Fix styling error causing header to not appear on smaller screen sizes.
Fix styling error causing header to not appear on smaller screen sizes.

Connects to #2039

recklessromeo/otm-core,maurizi/otm-core,clever-crow-consulting/otm-core,clever-crow-consulting/otm-core,RickMohr/otm-core,maurizi/otm-core,recklessromeo/otm-core,RickMohr/otm-core,clever-crow-consulting/otm-core,RickMohr/otm-core,maurizi/otm-core,maurizi/otm-core,RickMohr/otm-core,recklessromeo/otm-core,clever-crow-consulting/otm-core,recklessromeo/otm-core