I have a problem with tikz and springer template. Even with a simple code, rectangles and lines do not appear on pdf document. I can see that the node is on pdf but without rounding rectangle only the text. I don't know what's happening. I put the code part that I think is important here.
\RequirePackage{fix-cm}
\let\accentvec\vec
\documentclass[twocolumn]{svjour3} % twocolumn
\smartqed % flush right qed marks, e.g. at end of proof
\usepackage[utf8]{inputenc} % para acentuação em Português UTF-8
\let\spvec\vec
\let\vec\accentvec
\usepackage{amsmath}
\usepackage{accents}
\usepackage{amsfonts, amssymb, dsfont} % fontes e símbolos matemáticos
\usepackage{multirow, array} % Permite tabelas com múltiplas linhas e colunas
\usepackage[dvips]{graphics}
\usepackage{subfigure}
\usepackage{graphicx}
\usepackage{epsfig}
\usepackage{hyperref}
\usepackage{framed}
\usepackage{psfrag}
\usepackage{tikz}
\usetikzlibrary{shapes, arrows, positioning,snakes}
\tikzset{
box/.style={rectangle, text centered, minimum height=3em},
narrowbox/.style={box,text width=4cm,draw,thick},
line/.style={draw, thick, -Stealth}
}
\usepackage{enumitem}
\usepackage{algorithm2e}
\usepackage{breakcites}
\usepackage[numbers]{natbib}
\setlist[enumerate]{itemsep=0mm}
\numberwithin{theorem}{subsection}
\newtheorem{thm}{Teorema}[subsection] % reset theorem numbering for each chapter
\newtheorem{defn}{Definition}
\numberwithin{defn}{subsection}
\newcommand{\defnautorefname}{Definition}
\newtheorem{exmp}{Example} % same for example numbers
\begin{document}
\tikzstyle{block} = [draw, rectangle]
\begin{figure}[t!]
\centering
\begin{tikzpicture}[node distance = 5cm]
% Place nodes
\node [block,
text width=10em] (plimgInts) {Points on image plane $\Ivec{x}$};
\node [box,
text width=8em, right of = plimgInts] (plimgInts) {teste};
\end{tikzpicture}
\caption{figure}
\end{figure}
\end{document}

