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