body {
  margin: 0;
  font-family: "Trebuchet MS", "Comic Sans MS", sans-serif;
  background: linear-gradient(180deg, #fff0d1, #d6f0ff);
}
.app {
  max-width: 700px;
  margin: 0 auto;
  padding: 20px;
  text-align: center;
}
.back {
  display: inline-block;
  margin-bottom: 10px;
}
.controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  margin: 12px 0;
}
select {
  border-radius: 8px;
  padding: 6px;
}
.best {
  font-weight: 700;
  margin: 0;
}
.choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 10px;
}
button {
  border: 0;
  border-radius: 12px;
  min-height: 54px;
  font-size: 1rem;
  font-weight: 700;
}