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