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