.llm-output {
  border: 1px solid darkslategrey;
  padding: 20px;
  background-color: #f7f7f7; /* very light gray */
  border-radius: 6px;
  margin: 1.5em;

  /* readability */
  line-height: 1.6;
  font-size: 0.95rem;

  /* prevent overflow from long math or code */
  overflow-x: auto;
}