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