usepackage{vmargin} setmarginsrb           { 1.5in}  % left margin
                        { 0.6in}  % top margin
                        { 1.0in}  % right margin
                        { 0.8in}  % bottom margin
                        {  20pt}  % head height
                        {0.25in}  % head sep
                        {   9pt}  % foot height
                        { 0.3in}  % foot sep

usepackage[ left=1.5in,
top=0.6in,
right=1.0in,
bottom=0.8in,
headsep=0.25in,
headheight=20pt,
heightrounded,
a4paper]
{geometry}