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