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