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