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