a fork of "Frosted glass effect with CSS & SVG" (http://codepen.io/Matori/pen/JFzok) with blur increased and color darkened to simulate iOS 7-style effects.
Orig. HN post by hemezh: https://news.ycombinator.com/item?id=6730916
Orig. HN post by hemezh: https://news.ycombinator.com/item?id=6730916