fix

main.tex

@@ -10,10 +10,20 @@
 
 \tikzposterlatexaffectionproofoff
 
+\definecolor{HeaderLine}{RGB}{240,180,0}
+\definetitlestyle{HeaderLineStyle}{
+    width=750mm, roundedcorners=0, linewidth=0pt, innersep=4mm,
+    titletotopverticalspace=5mm, titletoblockverticalspace=8mm,
+    titlegraphictotitledistance=6pt, titletextscale=0.85
+}{
+    \draw[HeaderLine, line width=2.5pt] (\titleposleft,\titleposbottom) -- (\titleposright,\titleposbottom);
+}
+\usetitlestyle{HeaderLineStyle}
+
 \title{Modernizácia priemyselného riadenia: Náhrada PLC modulárnou IoT bránou}
 \author{Riešiteľ: Bc. Filip Rieč \hspace{2cm} Garant: Ing. Meno Priezvisko, PhD.}
 \institute{}
-\titlegraphic{\includegraphics[height=5cm]{logo.png}}
+\titlegraphic{\includegraphics[height=3cm]{logo.png}}
 
 \begin{document}