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