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