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