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