documentclass[12pt,a4paper]{article}
usepackage[utf8]{inputenc}
usepackage{amsmath}
usepackage{amsfonts}
usepackage{amssymb}
usepackage{graphicx}
usepackage{ngerman}
usepackage{enumitem}
usepackage{acronym}

usepackage[left=1.00in, right=1.00in, top=1.00in, bottom=1.00in, footskip=0.5in]{geometry}
usepackage[onehalfspacing]{setspace}

usepackage{fancyhdr}
pagestyle{fancy}
fancyhf{}
fancyfoot[C]{sffamilythepage}
renewcommand{headrulewidth}{0pt}
renewcommand{footrulewidth}{0pt}

usepackage{sectsty}
allsectionsfont{sffamily}

usepackage{tocloft}
renewcommandcfttoctitlefont{Largesffamilybfseries}
renewcommandcftsecfont{normalsizesffamilybfseries}
renewcommandcftloftitlefont{Largesffamilybfseries}
renewcommandcftlottitlefont{Largesffamilybfseries}
renewcommandcftsecpagefont{normalsizesffamilybfseries}

begin{document}

newpage
pagenumbering{roman}

begin{center}
    subsubsection*{Abstract}
end{center}

newpage

tableofcontents

newpage

listoffigures

newpage

listoftables

end{document}