Kibana version:
master

Browser version:
Chrome 70
Browser OS version:
OSx
Original install method (e.g. download page, yum, from source, etc.):
source
Describe the bug:
When switching from the dashboard to a visualize (only when in visualize you previously edited/created a visualization) there is a small flash of unstyled content of the dashboard.

Steps to reproduce:

1. Add flight sample dataset
2. Click visualize and open a piechart, vertical bar or a region map
3. Click to dashboard and create a new dashboard
4. Now click again to visualize: before opening the visualize page, the text of the dashboard loose some style and it's moved to the left of the screen.

Expected behavior:
No changes in the style of the dashboard when switching to a different app.

Screenshots (if relevant):