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