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