# LaTeX Templates New Box 3

\documentclass[12pt,a4paper]{article}
\usepackage{fontawesome}
\usepackage{tcolorbox}
\tcbuselibrary{skins}
\newtcolorbox[auto counter]{theorem}{%
empty,
sharp corners,
enhanced,
attach boxed title to top center,
boxed title style={%
empty,
left=0pt,
right=0pt,
},
underlay boxed title={%
\fill[fill=magenta](title.north west)--(title.south west)--([xshift=-4ex]title.south west)--([xshift=-4ex]title.north west);
\path([xshift=-2ex,yshift=-0.25ex]title.west) node[inner sep=0pt,text=white]{\faThumbTack};
\fill[fill=magenta](title.north east)--(title.south east)--([xshift=4ex]title.south east)--([xshift=4ex]title.north east);
\path([xshift=2ex,yshift=-0.25ex]title.east) node[inner sep=0pt,text=white]{\faThumbTack};
\draw[draw=magenta,line width=1.4pt]([xshift=-4ex]title.north west)--([xshift=4ex]title.north east);
},
colframe=magenta,
colback=magenta!15,
coltitle=magenta,
fonttitle=\scshape,
title={Theorem~\thetcbcounter},
}
\begin{document}
\begin{theorem}
This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence. This is just a sample sentence.
\end{theorem}
\end{document}