This function will put a HTML kable object in a fixed-height, fixed-width or both box and make it scrollable.
scroll_box(kable_input, height = NULL, width = NULL,
box_css = "border: 1px solid #ddd; padding: 5px; ", extra_css = NULL)
A HTML kable object
A character string indicating the height of the box, e.g. "50px"
A character string indicating the width of the box, e.g. "100px"
CSS text for the box
Extra CSS styles