How do I fix the horizontal scroll in mobile view?
Check all of your elements on "Mobile" view, and remove any high margins to the left or to the right side of the element. The mobile horizontal scrolling has been caused by setting a high fixed / minimum width for an element. Set elements to "auto", or just reduce the width on mobile devices.
How do you use scrolling?
How to scroll using a touch screen. On a touch screen device, swipe your finger up or down to scroll the screen up or down. Swiping up scrolls down and swiping down scrolls up. If the screen has a horizontal scrollbar, swiping left scrolls right, and swiping right scrolls left.