section.demo {
  height: 90vh;
  min-height: 600px;
}
.demo-form {
  border: 1px solid $grey-light;
  padding: 1em;
  height: 100%;
}
section.demo .container, section.demo .columns, section.demo .column {
  height: 100%;
}
#demo-success {
  text-align: center;
  padding-top: 1em;
}