- footnotes
  - meta
  - toc:
      permalink: true
  - attr_list
  - pymdownx.betterem:
      smart_enable: all
  - pymdownx.caret
  - pymdownx.emoji:
      emoji_index: !!python/name:materialx.emoji.twemoji
      emoji_generator: !!python/name:materialx.emoji.to_svg
  - pymdownx.inlinehilite
  - pymdownx.magiclink
  - pymdownx.smartsymbols
  - pymdownx.superfences
  - pymdownx.tilde
  - pymdownx.tabbed: