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