\\documentclass[11pt,a4paper,twoside]{article}
\\usepackage[a4paper,top=2.5cm,bottom=2cm,left=2.5cm,right=2.5cm]{geometry}
\\usepackage[utf8]{inputenc}
\\documentclass[11pt,a4paper,twoside]{article}
\\usepackage[a4paper,top=2.5cm,bottom=2cm,left=2.5cm,right=2.5cm]{geometry}
\\usepackage[utf8]{inputenc}