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