body { padding-top: 60px; }

.hero-unit {
  text-align: center;
  background: #f5f5f5;
  margin-top: 20px;
}

.hero-unit h1 { font-size: 48px; }

#dl-form { padding: 20px; }

.form-actions {
  background: transparent;
  border-top: 0;
  padding: 0;
  text-align: center;
}

.form-actions select,
.form-actions .btn {
  margin: 4px;
  vertical-align: middle;
}

#alert { margin-top: 20px; }

#result-thumb { background: #eee; min-height: 80px; }

@media (max-width: 767px) {
  .form-actions select,
  .form-actions .btn { display: block; width: 100%; margin: 6px 0; }
  .form-actions label { display: none; }
}