If you are using Google Chrome or Mozilla Firefox then kindly switch to Internet Explorer.

If You are using Internet Explorer(IE11) then please add this site in the compatibility view list by using the steps given below:
1. Open the desktop, and then tap or click the Internet Explorer icon on the taskbar.
2. Tap or click the Tools button Tools, and then tap or click Compatibility View settings.
3. Under Add this website, enter the URL of the site you want to add to the list, and then tap or click Add.