You might want help analyzing [https://bugzilla.mozilla.org/buglist.cgi?product=Tech%20Evangelism&component=Mobile&resolution=---&list_id=7757638 Mobile Web Compatibility bugs]. A bug which has the status '''NEW''' or '''ASSIGNED''' are basically the same.
# When analyzing the bug, take it (assign yourselfand change the bug to '''ASSIGNED''').
# Once you've discovered the type of issue affecting the site:
## document in a comment