@viewport{width:device-width}@-ms-viewport{width:device-width}*{box-sizing:border-box}
html{font-size:62.5%}

body{font-size:1.4rem;line-height:2.4rem}

@media screen and (max-width:415px) { body{font-size:1.35rem;line-height:2.0rem} }