html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background-color: #f3f3f3;
}

#surveyContainer {
  min-height: calc(100vh - 42px);
  width: 100%;
}

.survey-footer {
  text-align: center;
  padding: 8px 12px 12px;
  color: #6b7280;
  font-size: 0.9rem;
  line-height: 1.4;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.sv-header__background-image {
  background-position: center;
}

.vs-choice-description {
  display: block;
  margin-top: 2px;
  font-size: 0.85em;
  line-height: 1.35;
  opacity: 0.75;
}