react-page/packages/plugins/layout/background/src/index.css

.react-page-plugins-layout-background {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  color: white;
  padding: 12px;
  position: relative;
}

.react-page-plugins-layout-background > .react-page-row {
  position: relative;
}

.react-page-plugins-layout-background__backstretch {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}