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