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