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