resistancemonitor/2.Web/static/css/notification.scss

.el-notification {
  width: 380px;
  background: rgba(0, 0, 0, 0.5);
  border-color: #04476e;
  .el-notification__group {
    .el-notification__title,
    .el-notification__content {
      color: #c0c4cc;
    }
  }
  .el-notification__closeBtn {
    color: white;
  }
}