Font size for mobile devices

css -> mobile font size

body {
	font-size: 62.5%; /* resets the page font size */
}

p {
    font-size: 0.8em; /* equals 8px */
    font-size: 1.0em; /* equals 10px */
    font-size: 1.6em; /* equals 16px */
    font-size: 2.0em; /* equals 20px */
}