fpdf.set_margins(left: float, top: float, right: float = -1)Defines the left, top and right margins. By default, they equal 1 cm. Call this method to change them.
left:
Left margin.
top:
Top margin.
right:
Right margin. Default value is the left one.
SetTopMargin, SetLeftMargin, SetRightMargin, SetAutoPageBreak.