html {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

#content {
  background-color: #ffffff;
  flex: 1;
  padding: 20px;
  font-family: 'AvenirNext', Helvetica, Arial, sans-serif;
}

#footer {
  background-color: #ffffff;
  padding: 20px;
  font-family: 'AvenirNext', Helvetica, Arial, sans-serif;
}