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