Video in full screen

Hi! 
In Page Bulder CK, when I use a video module and open it in full screen, a part of the video falls off the screen and cannot be seen. How can I fix it so that the full screen video is inside the edge of the screen?
vinculumcaritatis.hu/hu/filmtar

Thank oyu,
Gergő



[object Object]

Hello,
thank you for your message, I'm currently on holidays and I will not be able to answer you before the 21th august.
Thank you for your patience, please contact me again after this date

CEd

PS : please give me the url of the page so that I can check

I solved with css.
.videock iframe, .videock video, .iframeck iframe, .iframeck video {object-fit: contain}