Element block pseudo-class :active generated with margin 0px box-sizing content-box padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) display block line-height 1 transition border 0px rgba(0,0,0,1) solid z-index auto font-size 16px text-shadow 1px 1px 0px rgba(0,0,0,0.25) cursor default overflow hidden width 160px font-weight normal background border-radius height auto position static transform float none