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