-\documentclass[a4paper,12pt]{article}
+\documentclass[b4paper,twoside, twocolumn,12pt]{article}
\usepackage[T1]{fontenc}
\usepackage[latin9]{inputenc}
+\usepackage{geometry}
+\geometry{verbose,landscape,b4paper,tmargin=1cm,bmargin=2cm,lmargin=3cm,rmargin=4cm,headheight=6cm,headsep=5cm,footskip=7cm,columnsep=8cm}
+
\usepackage{amsmath}
\usepackage{color}
raggedleft 2 raggedleft 2 raggedleft 2 raggedleft 2 raggedleft 2
raggedleft 2 raggedleft 2 raggedleft 2 raggedleft 2 raggedleft 2
+%set back to justified
+\raggedright{}
+
\subsection{Horizontal spaces}
Lines can have an hfill \hfill in the middle.
Lines can have protected vertical space \vspace*{2cm} in the middle.
We also handle skips:
-\bigskip
-\vspace{\bigskipamount}
-\medskip
-\vspace{\medskipamount}
-\smallskip
-\vspace{\smallskipamount}
+
+bigskip 1:\bigskip
+
+bigskip 2:\vspace{\bigskipamount}
+
+medskip 1:\medskip
+
+medskip 2:\vspace{\medskipamount}
+
+smallskip 1:\smallskip
+
+smallskip 2:\vspace{\smallskipamount}
\end{document}