.config-ui-header {
  text-align: center;
  top: 1em;
  position: sticky;
}

.config-description {
  font-size: 0.75em;
}

.config-select {
  height: 2em;
}

.config-textarea {
  margin-top: 0.5em;
  width: 100%;
  max-width: 100%;
  min-width: 100%;
  height: 7em;
  min-height: 2em;
}

.bg-preview {
  height: 18em;
  width: 32em;
  max-height: 60vh;
  max-width: 100%;
  margin: 0.5em auto 1em;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.4);
}