open-vault/ui/app/styles/components/b64-toggle.scss

.b64-toggle {
  padding: 0.75rem;
  font-size: $size-9;
}
.b64-toggle.is-input {
  box-shadow: none;
}
.b64-toggle.is-textarea {
  @extend .is-compact;
  position: absolute;
  bottom: 0.25rem;
  right: 0.25rem;
}