Element block pseudo-class :active generated with padding 20px border-radius display block overflow hidden cursor default float none position static font-weight normal transition font-size 16px box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 0px rgba(0,0,0,1) solid width 160px height auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 margin 0px z-index auto transform background