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