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