调整窗口大小时自动调整文本大小（字体大小）？

I have been trying(in vain) to build a page whose elements would resize as I changed the window size. I have it working in css for images no problem, but I can't seem to accomplish the same for text, and I am not sure it is even possible in CSS. And I can't seem to find a jquery script that accomplishes this.I have been trying(in vain) to build a page who