@media all and (max-width:320px){html{font-size:8px}}@media all and (min-width:321px) and (max-width:360px){html{font-size:9px}}@media all and (min-width:361px) and (max-width:400px){html{font-size:10px}}@media all and (min-width:401px) and (max-width:440px){html{font-size:11px}}@media all and (min-width:441px) and (max-width:480px){html{font-size:12px}}@media all and (min-width:481px) and (max-width:520px){html{font-size:13px}}@media all and (min-width:521px) and (max-width:560px){html{font-size:14px}}@media all and (min-width:561px) and (max-width:600px){html{font-size:15px}}@media all and (min-width:601px) and (max-width:640px){html{font-size:16px}}