I've added two videos to a project gallery from Vimeo. I can't control their size and the arrows to change to another image are not visible anymore. I would like to see the arrows when you're in a video. I tried to change the video size by css but I couldn't. How can I solve it?
This is the url : http://roigescaparatismo.com/works/client-hair/

Thanks a lot for your answer.

Juan Escrivá