.flex-container-1 {
  display: flex;
  flex-flow: row wrap;
  background: #e3f2fd;
  padding: 10px;
  border-radius: 4px;
  gap: 10px;
  min-height: 100px;
}

.flex-item-1 {
  background: #2196f3;
  color: white;
  padding: 15px 20px;
  border-radius: 4px;
  font-weight: bold;
  flex: 0 0 150px;
}

.controls-1 {
  margin: 15px 0;
}

.controls-1 select {
  padding: 8px 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  margin: 0 10px;
  font-size: 14px;
}

.controls-1 label {
  font-weight: bold;
  margin-right: 5px;
}