body {
  font-family: sans-serif;
  width: 796px;
  margin: 96px auto;
}

h1 {
  margin: 40px 0;
}

h2 {
  margin: 30px 0;
}

div {
  margin: 5px 0;
}

a {
  color: #2196F3;
  font-weight: bold;
  text-decoration: none;
}

ul {
  line-height: 30px;
  margin: 0;
  padding: 0 0 0 25px;
}

p {
  line-height: 22px;
  font-size: 16px;
}

p > code {
  color: #009688;
  font-weight: 600;
  font-family: monospace;
}

button {
  width: 140px;
  height: 40px;
  font-size: 24px;
}

select {
  width: 140px;
  font-size: 24px;
}

.label {
  display: inline-block;
  width: 140px;
  height: 40px;
}