$\definecolor{red}{RGB}{255,0,0}
\definecolor{blue}{RGB}{26,140,255}
\definecolor{green}{RGB}{46,184,46}
\definecolor{orange}{RGB}{242,158,12}
\definecolor{light_gray}{RGB}{204,204,204}
\definecolor{gray}{RGB}{102,102,102}
\definecolor{black}{RGB}{0,0,0}
\DeclareMathOperator{\Arg}{Arg}
\DeclareMathOperator{\abs}{abs}$