If text would overflow parent element and you dont like the css word-wrap feature, because it breaks the words on the false position, this function optimizes font size down to a minimum font size that can be defined to fit in the parent element Features If text would overflow parent element and you dont like the css word-wrap feature, because it breaks the words on the false position, this function optimizes font size down to a minimum font size that can be defined to fit in the parent element