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