flassont

\usepackage{fancyhdr}
\usepackage{xcolor}

\definecolor{hdrrule}{HTML}{CCCCCC}

% Page header and footer
\fancyhf{}% Clear header and footer
\fancyhead[R]{\leftmark}
\fancyfoot[C]{\thepage}
\renewcommand{\headrulewidth}{0.1pt}