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