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