kibana-123/src/ui/public/vislib/styles/_error.less

Kibana is an open source (Apache Licensed), browser based analytics and search dashboard for Elasticsearch. Kibana is a snap to setup and start using. Kibana strives to be easy to get started with, while also being flexible and powerful, just like Elastic

.error {
  flex: 1 1 100%;
  text-align: center;

  p {
    margin-top: 15%;
    font-size: 18px;
    text-wrap: wrap;
  }
}