added 80 char line

.vimrc

@@ -9,10 +9,15 @@ set smartcase
 set ignorecase
 set incsearch
 set autoindent
-set shiftwidth=3
+set shiftwidth=2
 set smartindent
-set softtabstop=3
+set softtabstop=2
 set ruler
 set undolevels=1000
 set backspace=indent,eol,start
+set colorcolumn=80
+highlight colorcolumn ctermbg=grey ctermfg=blue
+highlight OverLength ctermbg=red ctermfg=white 
+match OverLength /\%>80v.\+/
+filetype plugin on
 syntax on