main {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

label {
  font-weight: bold;
}
.checkboxes input[type=checkbox] {
  margin: 0.5rem auto;
}

.contact {
  margin: 2rem auto;
}

.contact label {
  display: block;
  margin-top: 1rem;
}

.contact input {
  display: inline-block;
  margin-top: .25rem; 
  margin-right: 2rem;
  min-width: 300px;
  padding: 0.25rem;
}

.contact select {
  padding: 0.25rem;
  margin-top: .25rem;
}

.contact input[type=submit] {
  display: block;
  margin: 1rem 0;
  width: auto;
  min-width: auto;
  padding: 0.5rem;
  cursor: pointer;
}

.required { color: red; }