Width Issue

Hello i buy theme and when i upload videos size of width half see in pics plz me to solve this issue player pic https://drive.google.com/open?id=1GuV7pK_v3bQPGAY24LHopU7FB6PB_vhp custom css: https://drive.google.com/open?id=19toMqMNjHKPsRg8ZPTWXZaI4GZyDm97H