.read-more-text {
  line-height: 1.5em;
}

.read-more-text.collapsed {
  max-height: 4.5em; /* 3 lines */
  overflow: hidden;
  position: relative;
}

.read-more-text.collapsed::after {
  content: "... Read more";
  position: absolute;
  right: 0;
  bottom: 0;
  background: white;
  color: #0066cc;
  font-weight: bold;
  cursor: pointer;
  padding-left: 6px;
}