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