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