Element block pseudo-element :after generated with padding 20px border 0px rgba(0,0,0,1) solid overflow hidden transition background line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) position absolute transform float right margin 0px width 160px font-size 16px font-weight normal display block cursor default z-index auto height auto box-sizing content-box border-radius