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