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