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