body { min-height: 500px; background-size: cover; }
.footer-container {
/*
  position: fixed;
  bottom: 0px;
*/
  background-color: rgba(255, 255, 255, 0.4);
}

.main-container {
  min-height: 50vh;
}
/*.footer-button { margin: 5px 20px; } */