*,
*::before,
*::after {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
  /* font-size: 2rem; */
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.expandable-content {
  max-width: 50rem;

  padding: 1rem;
  margin: 1rem;
  border-radius: 0.625rem;
  box-shadow: 0 0 1rem 0 hsl(0, 0%, 50%);
}

.expandable-text {
  --line-height: 1.5;
  --lines-to-show: 3;

  position: relative;
  line-height: var(--line-height);
  height: calc(var(--line-height) * var(--lines-to-show) * 1em);
  overflow: hidden;
}

.expanded .expandable-text {
  height: initial;
}

[data-overflow="false"] + .expand-button {
  display: none;
}

[data-overflow="true"]::before {
  position: absolute;
  content: "";
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent, white);
}

.expanded [data-overflow="true"]::before {
  background: initial;
}