#home-btn {
  display: block;
  margin: 5px;
}

#content {
  overflow-y: auto;
}

#controls {
  position: sticky;
  top: 0;
  z-index: 500;
  display: flex;
  background-color: #ffd597;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

#controls > * {
  display: flex;
  align-items: center;
  margin: 5px;
}
