When it comes to font size on mobile, a little bit bigger is usually better than a little bit smaller, but different fonts produce different results. So if you are looking for a way to adjust the paragraph font size in the body of your Big Themes website on mobile devices, then you can use the follow CSS in the Additional CSS section of your customizer with the Big Themes:
@media screen and (max-width: 600px) {
.entry-content p,
.comment p,
.comment pre,
.entry-content pre,
.entry-content li {
font-size: 16px;
}
}You can adjust the px value to make the size larger or smaller.