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