@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;500&family=Noto+Sans+JP:wght@300;400;500&family=Noto+Serif+JP:wght@400;500;700&display=swap');
  /* ゴシック体, 明朝体
  font-family: 'Montserrat', sans-serif;
  font-weight: light 300,
               regular 400,
               medium 500,
               semi-bold 600,
               bold 700,
               ExtraBold 800,
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: thin 100,
               light 300,
               regular 400,
               medium 500,
               bold 700,
               black 900;
  font-family: 'Noto Serif JP', serif;
  font-weight: extra-light 200,
               light 300,
               regular 400,
               medium 500,
               semi-bold 600,
               bold 700,
               black 900;
  */