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