\documentclass[a4paper,11pt]{article}
\usepackage[english]{babel}
\usepackage[utf8]{inputenc}
\usepackage{amsmath}
\usepackage{graphicx}
\setlength{\textwidth}{390pt}
\setlength{\headheight}{34.5pt}
\usepackage{fancyhdr}
\pagestyle{fancy}
% \usepackage{showframe}
\title{Your Title}
\author{You\\
\texttt{your email}}
\date{\today}
\begin{document}
\maketitle
\thispagestyle{empty}
\begin{abstract}
Your abstract
\end{abstract}
\newpage
\tableofcontents
\thispagestyle{plain}
\setcounter{page}{1}
\newpage
\lhead{You\\
\texttt{email@gmail.com}}
\rhead{Subject\\
\date{\today}}
\section{Introduction}
\section{Theory}
\section{Method}
\section{Results}
\section{Discussion}
\end{document}
