h5p-row.css

.h5p-row-wrapper {
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
}

.h5p-row-content {
  display: flex;
  flex-direction: column;
  width: 100%;
}

@media (max-width: 480px) {
  .h5p-row-wrapper {
    flex-direction: column;
  }

  .h5p-row-content {
    width: 100% !important;
  }
}