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