h1 / 30px / Title1
h2 / 24px / Title
h3 / 20px / Title
B0 / 18px / Mobile
B0 / 18px / Mobile
B1 / 16px / Menu
B1 / 16px / Menu
B2 / 15px / Default Mobile
B2 / 15px / Default Mobile
B3 / 14px / Default
B3 / 14px / Default
B3 / 14px / Default
B4 / 13px / Default
B4 / 13px / Default
B5 / 12px / Description / etc