This is an <h1> header, which is the largest

This is an <h2> header

This is an <h6> header, which is the smallest

text

• リスト1
  • リスト1_1
    • リスト1_1_1
    • リスト1_1_2
  • リスト1_2
• リスト2
• リスト3

This text will be italic This will also be italic

This text will be bold This will also be bold

You can combine them