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