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