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