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