Element block pseudo-class :active generated with overflow hidden border 0px rgba(0,0,0,1) solid font-weight normal cursor default text-shadow 1px 6px 1px rgba(0,0,0,0.2) transition box-sizing content-box background margin 0px padding 20px outline none transform line-height 1 width 160px position static float none z-index auto display block font-size 16px border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) height auto opacity 0.91