Horizontal Line
Link
Media
Important
Warning
Note
Heading 1
Ctrl+Alt+1
Heading 2
Ctrl+Alt+2
Heading 3
Ctrl+Alt+3
Strikethrough
Alt+Shift+5
Superscript
Ctrl+.
Subscript
Ctrl+,
Blockquote
Ctrl+Alt+B
Paragraph
Ctrl+Alt+0
Text Color
Background Color