Highlight active section with the orange color
Highlight active section with the orange color

For better usability, highlight the active book section with a distinct color for a faster scan.
mosoft521/gitscm-next,mosoft521/gitscm-next,git/git-scm.com,Mokolea/git-scm.com,git/git-scm.com,Mokolea/git-scm.com,mosoft521/gitscm-next,mosoft521/gitscm-next,Mokolea/git-scm.com,git/git-scm.com,git/git-scm.com,Mokolea/git-scm.com