Element block pseudo-class :active generated with box-sizing content-box transform padding 43px margin 1px border 0px rgba(0,0,0,1) solid background z-index auto height auto width 160px font-weight normal float none font-size 16px display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 position static border-radius cursor default overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition