Angular Material framework is very useful. It will make your SPA look like a native mobile app. It works fine in desktop, tablet and Mobile. However, I found sometimes, the styles are broken and the Animations does not working anymore. I did a research on the internet, a lot of people are saying that is because the style files are not applied. In my situation, it does not sounds that is the case. Finally, I deleted the elements one by one. Then I found it caused by the malform elements