fix #8 (font size for code in headings)
fix #8 (font size for code in headings)

butterflyology/rr-intro,RobIsaTeam/courses,easyreporting/fmri_reporting,butterflyology/rr-intro,RobIsaTeam/courses,easyreporting/fmri_reporting,Reproducible-Science-Curriculum/rr-literate-programming,butterflyology/rr-intro,dleehr/organization-RR-Jupyter,easyreporting/fmri_reporting,easyreporting/fmri_reporting,butterflyology/rr-intro,dleehr/organization-RR-Jupyter,butterflyology/rr-intro,Reproducible-Science-Curriculum/rr-automation,Reproducible-Science-Curriculum/rr-automation,dleehr/organization-RR-Jupyter,butterflyology/rr-intro,easyreporting/fmri_reporting,Reproducible-Science-Curriculum/rr-literate-programming,easyreporting/fmri_reporting,dleehr/organization-RR-Jupyter,dleehr/organization-RR-Jupyter,dleehr/organization-RR-Jupyter