body {
  width: 100%;
  font-size: 16px;
  line-height: 1.5em;
  font-family: monospace;
}
h1,
h2 {
  text-align: center;
  font-family: fantasy;
}
.section {
  margin-left: 30px;
  font-weight: 700;
}
.style-command {
  background-color: grey;
  padding: 0 2px;
  border-radius: 5px;
}
.center {
  text-align: center;
}
.backgrond-color {
  background-color: yellow;
  border-radius: 5px;
  padding: 0 2px;
}