My design looks fine on the designer mobile view here (iPhone 6 size to be specific):
And when I use my iPhone 6 to view it, its all jammed together:
Not sure if this is relevant to the issue, but another problem with this section on my iPhone 6 is that there is a huge empty space on the right side of the entire website body. Initially, it was the slider arrow sticking out there, but then i fixed it.
Now its only showing on my iPhone 6, on in the designer view mode. Here it is on my iPhone: