mit diesem Code den ich gefunden habe bekomme ich eine Fehlermeldung.
! Illegal unit of measure (pt inserted).
hier im Beispiel aber geht es ohne Fehler.
\documentclass[10pt]{scrbook} \usepackage{titlesec} \usepackage{tikz} \usetikzlibrary{calc} \usepackage{textpos} \usepackage{calc} \DeclareFixedFont{\chapternumberfont}{T1}{ppl}{}{}{1.5in} \titleformat{\chapter}[display]{\Huge\bfseries\sffamily\color{white}}{ \thispagestyle{empty} \begin{tikzpicture}[overlay, remember picture] \path let \p1 = (current page.west), \p2 = (current page.east) in node[minimum width=\x2-\x1, minimum height=5cm, rectangle, fill=cyan, anchor=north west, align=left, text width=\x2-\x1] at ($(current page.north west)$) { \begin{textblock*}{5in}(\dimexpr\x2-4.5in,\dimexpr0.25\headheight-1in) \tikz \node [white,text width=2in, align=right, font=\sffamily] {{\normalsize DIGITAL MEDIA PRIMER}\\[12pt] \raisebox{50pt}{{\large \chaptertitlename}} \raisebox{-12pt}{\chapternumberfont \thechapter}}; \end{textblock*} }; \path let \p1 = (current page.west), \p2 = (current page.east) in node[minimum width=\x2-\x1, minimum height=0.8in, rectangle, fill=cyan!50, anchor=south west, align=left, text width=\x2-\x1] at ($(current page.south west)$) {}; \end{tikzpicture} }{-1.75in}{}[\vspace*{1in}] \begin{document} \chapter{Background} \end{document}