Element block pseudo-class :active generated with border-radius width 160px float none line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) display block margin 3px box-sizing content-box padding 20px overflow hidden font-weight normal cursor default font-size 16px transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto border 0px rgba(0,0,0,1) solid transform z-index auto background position absolute