jellyfin-web/dashboard-ui/css/notifications.css

.btnNotifications{text-decoration:none!important;outline:0!important;vertical-align:middle;width:auto;margin:0;padding-top:0;padding-bottom:0}.btnNotificationsInner{color:#fff;font-weight:500;position:relative;-webkit-border-radius:100em;border-radius:100em;background:#444;line-height:1.8em;min-width:2em;display:-webkit-inline-box;display:-webkit-inline-flex;display:inline-flex;-webkit-box-align:center;-webkit-align-items:center;align-items:center;-webkit-box-pack:center;-webkit-justify-content:center;justify-content:center;text-align:center}.levelNormal{background-color:#43A047}.levelWarning{background-color:#FF7537}.levelError{background-color:#d14836}