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