\ProvidesClass{english}
\LoadClass[12pt]{article}

\RequirePackage[T1]{fontenc}
\RequirePackage[utf8]{inputenc}
\RequirePackage{mathptmx}
\RequirePackage{setspace}
\RequirePackage{geometry}
\RequirePackage{indentfirst}
\RequirePackage{longtable}

\doublespacing
\geometry{top=20mm,bottom=20mm}
\geometry{left=25mm,right=25mm}

\makeatletter
\def\@maketitle{%
  \newpage
  \null
  \vskip 2em%
  \begin{flushright}
      \@author

      \@date
  \end{flushright}
  \begin{center}%
    \@title
  \end{center}%
  \par
  \vskip 1.5em}
\makeatother