@import url('https://fonts.googleapis.com/css2?family=M+PLUS+1p&display=swap');
@import url('https://use.fontawesome.com/releases/v6.7.0/css/all.css');
body {
  width: 90%;
  max-width: 550px;
  margin: 2rem auto;
  font-family: "M PLUS 1p", sans-serif;
  font-size: 16px;
}
a {
  text-decoration: none;
}
.parent {
  display: flex;
  justify-content: space-between;
}
summary {
  display: block;
  outline: none;
}
details summary::-webkit-details-marker {
  display: none;
}