Element block pseudo-element :before generated with font-weight normal border 0px rgba(0,0,0,1) solid display block background box-sizing content-box cursor default transform overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius font-size 16px margin -7px float none z-index auto width 160px transition padding 24px box-shadow 1px 1px 1px rgba(0,0,0,0.3) position absolute line-height 1 height auto