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