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