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