Stick at bottom left side

My module ID is 350
I set my floating is Always Fixed, and position is Left. But it still scrolls on desktop and mobile Eventhough it is right or left position. If we set to bottom, it stick there, it is not move whenever we scroll on desktop and mobile.

What I need your help
- How could we make it to stick bottom at left side for desktop and mobile
www.seekkhmer.com

you can do that using CSS to place it exactly where you want, pease try to add this in your page