#urlbar[zen-newtab="true"] { #identity-icon { list-style-image: url("chrome://browser/skin/zen-icons/new-tab-image.svg") !important; filter: opacity(0.5) !important; } &[open] #identity-icon-box::after { content: "open in new tab" !important; filter: opacity(0.5) !important; padding-left: 6px !important; } }