portainer/app/react/components/Code/Code.module.css

.code {
  display: block;
  white-space: pre-wrap;
  word-break: break-word;
  padding: 20px;
}

.root {
  position: relative;
}

.copy-button {
  position: absolute;
  top: min(20px, 25%);
  right: 20px;
  padding: 0;
  outline: none !important;
  margin: 0;
}