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