body {
  margin-left: 20px;
  margin-top: 20px;
  color: #fcfcfc;
  background-color: #202020;
}

#app {
  display: flex;
  flex-direction: column;
  width: 600px;
}

canvas {
  float: left;
  background-color: #020202;
  border-radius: 10px;
  margin-top: 5px;
}

.control {
  display: flex;
  flex-direction: row;
  width: 600px;
}

label {
  width: 150px;
}

input {
  flex-grow: 1;
}