* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 20px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: #222;
  background: #fff;
}

main {
  max-width: 900px;
  margin: 0 auto;
}

h1 {
  text-align: center;
}

h1,
h2,
h3 {
  line-height: 1.25;
}

fieldset {
  margin: 0 0 1rem;
  padding: 1rem;
  border: 1px solid #777;
  border-radius: 6px;
}

legend {
  padding: 0 0.4rem;
  font-weight: 600;
}

.rating-options {
  display: grid;
  grid-template-columns: repeat(9, minmax(48px, 1fr));
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.rating-options label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-height: 44px;
  padding: 0.4rem;
  border: 1px solid #aaa;
  border-radius: 4px;
  cursor: pointer;
}

.rating-options input {
  width: 20px;
  height: 20px;
}

.rating-options label:focus-within {
  outline: 3px solid currentColor;
  outline-offset: 2px;
}

.buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
}

button {
  min-height: 44px;
  padding: 0.65rem 1.1rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.results {
  margin-top: 2rem;
  padding: 1.25rem;
  border: 2px solid #555;
  border-radius: 6px;
}

.result-item {
  margin: 1.25rem 0;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #aaa;
}

.result-item h3 {
  margin-bottom: 0.25rem;
}

.result-item p {
  margin-top: 0;
}

.warning {
  margin-top: 1.5rem;
}

footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid #aaa;
}

@media (max-width: 700px) {

  body {
    padding: 12px;
  }

  .rating-options {
    grid-template-columns: repeat(3, 1fr);
  }

}