Element block pseudo-element :before generated with border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-weight normal position static font-size 16px margin 0px background transition padding 19px text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none display block width 160px z-index auto transform cursor default line-height 1 overflow hidden height auto box-sizing content-box border-radius