.pb-filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pb-filter-manager {
  position: fixed;
  width: 400px;
  background: silver;

}

@media (max-width: 768px) {
  .pb-filter-manager {
    grid-template-columns: 1fr;
  }

  .pb-filter-header {
    flex-direction: column;
    align-items: flex-start;
  }
}