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