pagenumbering{roman}           % roman page numbing (invisible for empty page style)
pagestyle{empty}               % no header or footers

chapter{Introduction} thispagestyle{empty}

   pagestyle{fancy}
    pagenumbering{arabic}usepackage{multirow} input{Chapters/1_introduction}

   clearpage
   phantomsection

chapter{Literature Review} thispagestyle{empty}

    input{Chapters/2_literature_review}

   clearpage
   phantomsection