The display bug is only affecting your view only since the app has just been updated, upgraded or downgraded. It's totally normal on other browsers. You can check by opening your page in incognito mode or try with another browser.
It can be easily fixed by clearing your browser cache. Here is how to clear browser cache:
Go to https://goo.gl/2up1Jn for more or you can press Ctrl + Shift + R on Chrome to perform a quick clearing cache reload.
Or try this way:
- Right-click anywhere on your app and select Inspect
- Right-click on Reload page button and select Empty cache and Hard reload.