# LaTeX
<!-- TODO: Expand this note -->
## Custom Colored Box (tcolorbox)
```latex
\usepackage[most]{tcolorbox}
\newcommand{\gboxbegin}[1]{
\begin{tcolorbox}[colback=ddblue!5,colframe=ddblue!90!black,title=\textbf{\emph{KEY OBSERVATION {#1}}}]
}
\newcommand{\gboxend}{
\end{tcolorbox}
}
```
Usage:
```latex
\gboxbegin{task{ko}}
\textbf{Your observation here.}
\gboxend
```
## TODO Notes
Count TODO notes from a previous LaTeX run:
See: [TeX SE](https://tex.stackexchange.com/questions/497935/find-the-number-of-todonotes-from-the-previous-run)