deletions | additions       diff --git a/layout.md b/layout.md  index 9c69d82..fe6926d 100644  --- a/layout.md  +++ b/layout.md 
...
subsection_Advanced_Table_Borders_Sometimes__.tex  subsection_Advanced_Table_Colors_subsubsection__.tex  subsubsection_Backgrounds_for_Individual_Cells__.tex  section_Layout_directives_centering_You__.tex subsection_General_Layout_centering_You__.tex  section_LaTeX_Programming_Only_if__.tex  subsection_Generating_a_Christmass_Caroll__.tex