\renewcommand\dbltopfraction{1}
\renewcommand\textfraction{0.1}
\renewcommand\dblfloatpagefraction{0.8}

\newcommand{\journal}{Sedimentology}

%% font setting
%\renewcommand{\sfdefault}{phv}

% no numbering in section, subsection, subsubsection
\setcounter{secnumdepth}{0}

%indent for section, subsection, subsubsection
\makeatletter
\renewcommand\section{\@startsection {section}{1}{\z@}%
                                   {-3.5ex \@plus -1ex \@minus -.2ex}%
                                   {2.3ex \@plus.2ex}%
                                   {\normalfont\normalsize\bfseries\uppercase}}
\renewcommand\subsection{\@startsection{subsection}{2}{\z@}%
                                     {-3.25ex\@plus -1ex \@minus -.2ex}%
                                     {1.5ex \@plus .2ex}%
                                     {\normalfont\normalsize\bfseries}}
\renewcommand\subsubsection{\@startsection{subsubsection}{3}{\z@}%
                                     {-3.25ex\@plus -1ex \@minus -.2ex}%
                                     {1.5ex \@plus .2ex}%
                                     {\normalfont\sffamily\normalsize\itshape}}
\makeatother 

