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