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