html {
  font: 12px sans-serif;
  max-width: 500px;
}
label {
  display: block;
  margin: 2px;
}
input,
textarea {
  display: block;
  margin: 2px 0 10px;
  width: 90%;
}
div {
  display: block;
  padding: 10px;
  background: #ddd;
  border-radius: 5px;
  min-width: 300px;
  margin-bottom: 12px;
}