.sourceCode {
  scrollbar-width: none;
}

/* default for wide screens */
.portrait-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* phones / narrow screens */
@media (max-width: 767px) {
  .portrait-img {
    width: 50%; /* or 100% if you still want full width */
  }
}