:root { /* This is used as a template for ContextualIdentityService. 'id' will be * replaced with the userContextId */ --usercontext-tab-id: linear-gradient(to right, transparent 20%, var(--usercontext-color-id) 30%, var(--usercontext-color-id) 70%, transparent 80%); } #userContext-indicator { height: 16px; width: 16px; } #userContext-label { margin-inline-end: 3px; color: #909090; } #userContext-icons { -moz-box-align: center; } /* User Context UI - change tab decoration depending on userContextId. Defaults to gray for unknown usercontextids. */ .tabbrowser-tab[usercontextid] { background-image: linear-gradient(to right, transparent 20%, #909090 30%, #909090 70%, transparent 80%); background-size: auto 2px; background-repeat: no-repeat; }