/// mobiilissa fonttikoko @media screen and (max-width: 640px) { p {font-size: __ } h1 {font-size: __ } h2 {font-size: __ } h3 {font-size: __ }} /// mobiilissa fonttikoko tietty block @media (max-width:640px) { #block-yui_3_17_2_1_1606899025593_50377{ p {font-size: 15px } }}