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