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