style.tex

\definecolorpalette{sampleColorPalette} {
  \definecolor{blue}{HTML}{4CC7F4}
  \definecolor{pink}{HTML}{FCA2BC}
  \definecolor{lightbg}{HTML}{EFEFEF}
  \definecolor{colorThree}{named}{cyan}  
}

\definecolorstyle{sampleColorStyle} {
  \definecolor{colorOne}{named}{blue}
  \definecolor{colorTwo}{named}{yellow}
  \definecolor{colorThree}{named}{orange}  
}{
  % Background Colors
  \colorlet{backgroundcolor}{white}
  \colorlet{framecolor}{white}
  % Title Colors
  \colorlet{titlefgcolor}{white}
  \colorlet{titlebgcolor}{\titlebgcolor}
  % Block Colors
  \colorlet{blocktitlebgcolor}{white}
  \colorlet{blocktitlefgcolor}{black}
  \colorlet{blockbodybgcolor}{white}
  \colorlet{blockbodyfgcolor}{black}
  % Innerblock Colors
  \colorlet{innerblocktitlebgcolor}{white}
  \colorlet{innerblocktitlefgcolor}{black}
  \colorlet{innerblockbodybgcolor}{white}
  \colorlet{innerblockbodyfgcolor}{black}
  % Note colors
  \colorlet{notefgcolor}{black}
  \colorlet{notebgcolor}{lightbg}
  \colorlet{noteframecolor}{white}
}


\definelayouttheme{sample}{
  \usecolorstyle[colorPalette=sampleColorPalette]{sampleColorStyle}
  \usebackgroundstyle{sample}
  \usetitlestyle{titlestyle}
  \useblockstyle{sample}
  \useinnerblockstyle{sample}
  \usenotestyle{sample}  
}


\definebackgroundstyle{sample}{
  \draw[inner sep=0pt, line width=0pt, color=red, fill=backgroundcolor]
  (bottomleft) rectangle (topright);
}


\definetitlestyle{titlestyle}{
  width=\textwidth, roundedcorners=0, linewidth=2pt, innersep=50pt,
  titletotopverticalspace=20mm, titletoblockverticalspace=10mm  
}{
  \begin{scope}[line width=\titlelinewidth, rounded corners=\titleroundedcorners]
    \draw[color=blocktitlebgcolor, fill=titlebgcolor]
    (\titleposleft,\titleposbottom) rectangle (\titleposright,\titlepostop);
  \end{scope}  
}



\definenotestyle{sample}{
  targetoffsetx=0pt, targetoffsety=0pt, angle=45, radius=8cm,
  width=25cm, connection=true, rotate=0, roundedcorners=0, linewidth=1pt,
  innersep=20pt   
}{
  \draw[draw=notebgcolor,fill=notebgcolor,rotate=\noterotate]
  (notecenter.south west) rectangle (notecenter.north east);  
}