* {
  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: 850px;
  margin: 0 auto;
}

h1 {
  text-align: center;
  margin-top: 0;
}

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

fieldset {
  margin: 0 0 18px;
  padding: 16px;
  border: 1px solid #777;
  border-radius: 6px;
}

legend {
  padding: 0 6px;
  font-weight: 600;
}

.rating-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.rating-options label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-width: 60px;
  min-height: 44px;
  padding: 8px 10px;
  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: 12px;
  margin: 24px 0;
}

button {
  min-height: 44px;
  padding: 10px 18px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.results {
  margin-top: 30px;
  padding: 20px;
  border: 2px solid #555;
  border-radius: 6px;
}

.result-item {
  margin: 20px 0;
  padding-bottom: 12px;
  border-bottom: 1px solid #bbb;
}

.result-item:last-of-type {
  border-bottom: 0;
}

.warning {
  margin-top: 25px;
}

footer {
  margin-top: 35px;
  padding-top: 15px;
  border-top: 1px solid #aaa;
  font-size: 0.95rem;
}

@media (max-width: 600px) {

  body {
    padding: 12px;
  }

  .rating-options {
    justify-content: space-between;
  }

  .rating-options label {
    flex: 1 1 50px;
  }
}