.details-balloons {
  display: flex;
  overflow-x: auto;
  overflow-y: visible;
  padding: 0 var(--horizontal-padding);
}

.balloon {
  height: 100%;
  flex: 0 0 66%;
  transition: opacity 0.2s ease;
  cursor: pointer;
}

.balloon.disabled {
  opacity: 0.5;
}

.balloon.active {
  opacity: 0;
}

.balloon:not(:nth-child(1)) {
  margin-left: clamp(1.5rem, 5vw, 6rem);
}

.portal-balloon {
  --x: 50%;
  --y: 50%;
  position: absolute;
  left: var(--x);
  top: var(--y);
  z-index: 99999;
  transform: translate(0, 0) scale(1);
  animation: portal-balloon 0.5s normal forwards;
}

@keyframes portal-balloon {
  100% {
    transform: translate(-50%, -50%) scale(2);
    top: 110vh;
    left: 50%;
  }
}

.balloon foreignObject,
.portal-balloon foreignObject {
  transition: all 0.4s ease;
}

.balloon .balloon-title,
.portal-balloon .balloon-title {
  transition: all 0.2s ease;
  padding: 0 0.9em;
  font-weight: bold;
  text-align: center;
  font-size: 2rem;
}

.balloon .balloon-subtitle,
.portal-balloon .balloon-subtitle {
  transition: all 0.2s ease;
  margin-top: 0.6em;
  text-align: center;
}

.balloon ul.balloon-details,
.portal-balloon ul.balloon-details {
  transition: all 0.2s ease;
  opacity: 0;
  padding: 0 5em;
  font-size: 0.53rem;
}

.balloon ul.balloon-details li,
.portal-balloon ul.balloon-details li {
  padding: 0.2em 0;
  text-align: center;
  list-style: none;
}

.portal-balloon ul.balloon-details,
.balloon.active ul.balloon-details {
  opacity: 1;
}

.portal-balloon .balloon-subtitle,
.balloon.active .balloon-subtitle {
  margin-top: -0.5em;
  margin-bottom: 0.2em;
  font-size: 0.6rem;
}

.portal-balloon .balloon-title,
.balloon.active .balloon-title {
  font-size: 1.5rem;
}

.portal-balloon foreignObject,
.balloon.active foreignObject {
  y: 5%;
}

@media only screen and (min-width: 768px) {
  .details-balloons {
    position: relative;
    overflow: hidden;
  }
  
  .details-balloons .balloon {
    flex: initial;
  }
  
  .portal-balloon {
    position: absolute;
  }
}