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