highlight link with simple rectangle, the same way PDFKit does when clicking
highlight link with simple rectangle, the same way PDFKit does when clicking
WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,WoLpH/skim,WoLpH/skim,WoLpH/skim,ycaihua/skim-app,ycaihua/skim-app,ycaihua/skim-app,WoLpH/skim