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