H1

This is a paragraph including bold text, italicized text, inline code, and a hyperlink

H2

Life is like riding a bicycle. To keep your balance, you must keep moving.

H3

1. First item
2. Second item
3. Third item

H4

• First item
• Second item
• Third item

H5

H6

{
  "firstName": "John",
  "lastName": "Smith",
  "age": 25
}