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