html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.container-narrow {
  max-width: 720px;
}

.preview-card {
  position: relative;
}

.preview-remove {
  position: absolute;
  right: 8px;
  bottom: 8px;
}