.app {
  color: #333;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  font-family: "Montserrat", arial, sans-serif, arial, sans-serif;
  font-size: 16px;
  font-weight: 300;
  min-height: 100%; }
  .app > div + div {
    flex-grow: 1; }
  .app h1,
  .app h2,
  .app h3,
  .app h4,
  .app h5,
  .app h6 {
    font-family: "Montserrat", arial, sans-serif, arial, sans-serif; }