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