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