Need help in putting widget position on homepage

I am doing work for a client..the website looks like this..
https://themeforest.net/item/right-now-wp-full-video-image-with-audio/full_screen_preview/1575990
the problem is the client wants his logo at the bottom right upper to the sound icon..the theme is wordpress and the theme has no widget positions there to put the logo..are there any extensions that can float widgets in that place..please help i really need it..