.paper-abstract{
    display: none;
    font-style: italic;
}

.toggle-abstract{
    cursor: pointer;
}

.lang-toggle img {
  height: 18px;
  vertical-align: middle;
  cursor: pointer;
  border-radius: 4px;
}
.lang-toggle img.active {
  border: 2px solid #015cab;
  opacity: 1;
}
.lang-toggle img.inactive {
  border: none;
  opacity: 0.4;
}
.lang-toggle img.disabled {
  opacity: 0.2;
  pointer-events: none;
}

.flag-icon {
  width: 24px;
  height: 18px;
  object-fit: cover;
  cursor: pointer;
  border-radius: 4px;
  vertical-align: middle;
}