@media (prefers-color-scheme: light) {
  a:hover {
    color: #61dafb;
  }
}

main {
  text-align: center;
  padding: 1em;
  margin: 0 auto;
}

h3 {
  color: #61dafb;
  text-transform: uppercase;
  font-size: 1.5rem;
  font-weight: 200;
  line-height: 1.2rem;
  margin: 2rem auto;
}

.calc {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 2rem;

  & > button {
    font-size: 1rem;
    padding: 0.5rem 1rem;
    border: 1px solid #61dafb;
    border-radius: 0.25rem;
    background-color: transparent;
    color: #61dafb;
    cursor: pointer;
    outline: none;

    width: 3rem;
    margin: 0 a;
  }

  & > label {
    font-size: 1.5rem;
    margin: 0 1rem;
  }
}

a {
  font-size: 0.5rem;
  margin: 0.5rem;
  color: #cccccc;
  text-decoration: none;
}