You should try to get the support services from them. They can help you since they have fast and convenient online support.
You can try e-mailing them by attaching a video of your login
E-mailing takes more time to be read and approved.
However, I personally think that this just a small bug which will be ceased to exist in about less than 12 hours. Moreover, you have already bookmarked the page so dont worry too much. Binance is one of the best trading platforms up to now and they always know how to make customers feel safe