Element block pseudo-class :active generated with position relative opacity 0.78 border 0px rgba(0,0,0,1) solid float left border-radius overflow hidden z-index auto text-shadow -2px -3px 1px rgba(0,0,0,0.2) box-sizing content-box font-size 16px line-height 1 width 160px margin 0px padding 20px cursor pointer transition background transform box-shadow -4px 6px 1px rgba(0,0,0,0.3) height auto font-weight normal display inline-block