.controls {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 130px;
  z-index: 999;
  /* display: flex;
  align-items: center;
  justify-content: center; */
  background-color: lightgray;
}

.controls > ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

#button {
  width: calc(40vw - 10px);
  height: 50px;
  margin: 5px;
}

#select {
  width: calc(40vw - 10px);
  margin: 5px;
  height: 50px;
}

#output {
  
  
  width: 100vw;
}