\documentclass[25pt, a0paper, portrait,  margin=0mm, innermargin=15mm,
blockverticalspace=-8mm, colspace=10mm, subcolspace=6mm, english, x11names]{tikzposter}
\usepackage{babel}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc} 
\usepackage[lf]{carlito}
\usepackage[detect-all=true]{siunitx}
\usetikzlibrary{shadings}
\usetikzlibrary{positioning}
\usetikzlibrary{arrows.meta}
\usetikzlibrary{decorations.pathreplacing}
\renewcommand{\familydefault}{\sfdefault}
\usepackage[italic]{mathastext}
\usepackage{pgfplots}
\pgfplotsset{compat=1.7}
\usepackage{amsmath}
\usepackage{tikz-3dplot}
\usepackage{epstopdf}

\usepackage{array}
\newcolumntype{C}[1]{>{\centering\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}
\usepackage{setspace}

%%%%%%%%%%%%%%%%%% poster settings
\input{poster_settings.tex}

%%%%%%%%%%%%%%%%%% biblio settings
\input{biblio_config_poster.tex}


\titlegraphic{
  \vspace*{0.5cm}
  \hspace*{-3cm}
  \includegraphics[width=5cm]{example-image-9x16}
  \hfill
  \includegraphics[width=5cm]{example-image-9x16}
  \hspace*{-3cm}
}



\title{\parbox{\linewidth}{Super looooooooong and super exciting title}}
\author{First Author\textsuperscript{1}, Second Author\textsuperscript{2},
  Third Author\textsuperscript{1,2}}
\institute{\textsuperscript{1}Department of Whatever you want, University of Somewhere, 00000 City,
  Country \\ \hspace*{3cm}
  \textsuperscript{2}Institute for Cool Science, 00000 City, Country}

\begin{document}
\maketitle[titletoblockverticalspace=3mm]
\begin{columns}
  \column{0.6}
  \block{Block title}{some text some text some text
    \flushright
    \bcite{someone_something_2019}}
  \block{Another block}{some text some text some text}
  \column{0.4}
  \block{\color{Red3}{Main results}}{
    \raggedright
    \large
    \begin{itemize}
    \item \ This thing.
    \item \ This other nice one.
    \item \ This cool conclusion.
    \end{itemize}
  }
\end{columns}

\block{A large block}{some text some text some text}

\begin{columns}
  \column{0.34}
  \block{A block}{some text some text some text}
  \note[targetoffsety=-5cm, targetoffsetx=-2cm, width=0.12\linewidth]{A note} 
  
  \column{0.33}
  \block{A block}{some text some text some text}
  \note[targetoffsety=-5cm,targetoffsetx=-2cm, width=0.1\linewidth]{Another note}

  \column{0.33}
  \block{A block}{some text some text some text}
  \note[targetoffsety=-5cm, targetoffsetx=-4cm, width=0.19\linewidth]{A third note}
 
\end{columns}
\end{document}
