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