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