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