* {
  box-sizing: border-box;
}
body {
  background: #eedd99;
  font-size: 16px;
}
main {
  display: flex;
  flex-flow: column;
  gap: 35px;
  align-items: center;
}
h1 {
  display: contents;
}
section {
  width: 100%;
  max-width: 800px;
  border: 1px solid black;
  padding: 25px;
  background: white;
}
h2 {
  margin: 0 0 40px 0;
  height: 40px;
  line-height: 40px;
  font-size: 20px;
  background: linear-gradient(to right, #ff3cac, #784ba0, #2b86c5);
  color: white;
  text-align: center;
}
.logo {
  width: 100%;
  max-width: 800px;
  border: 1px solid black;
}
p.lead {
  color: navy;
  font-weight: bold;
  margin: 30px 20px;
}
dl {
  display: grid;
  gap: 10px;
  margin: 0;
  grid-template-columns: auto auto;
  justify-content: center;
}
dt {
  font-weight: bold;
  background: linear-gradient(to top, #784ba0, #2b86c5);
  color: white;
  border-radius: 15px;
  text-align: center;
  align-self: center;
}
dt,
dd {
  margin: 0;
  padding: 10px;
}
h4 {
  width: 140px;
  margin-left: 20px;
  background: brown;
  color: white;
  text-align: center;
}
form {
  background: #eeeeee;
  padding: 15px;
}
form .fields {
  display: grid;
  gap: 20px 10px;
  grid-template-columns: auto 1fr;
}
form .fields > div:nth-child(2n + 1) {
  font-weight: bold;
}
form .fields .hint {
  font-size: 80%;
  margin: 3px 0;
}
form .message-only {
  display: none;
}
form .illustration-only {
  display: none;
}
form.illustration .illustration-only {
  display: block;
}
form.message .message-only {
  display: block;
}
form.finished {
  opacity: 0.5;
}
textarea,
input {
  display: block;
  width: 100%;
}
input[type='text'],
select {
  height: 30px;
}
textarea {
  height: 7em;
  resize: vertical;
}
.alert {
  color: red;
}
.btn {
  display: inline-block;
  border: 1px solid gray;
  background: #ddddee;
  padding: 10px;
  text-decoration: none;
  color: black;
}
.btn:hover {
  background: #eeeeff;
}
.btn:active {
  background: #ccccdd;
}
code {
  padding: 3px 6px;
  border: 1px solid pink;
  border-radius: 5px;
  font-weight: bold;
}
big {
  font-size: 180%;
}
iframe {
  display: block;
  margin: 30px auto;
}