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