.prw-wrap {
  max-width: 720px;
  padding: 20px;
  background: #fff;
  border-radius: 14px;
  border: 1px solid #ddd;
  font-family: system-ui, sans-serif;
}

.prw-wrap label {
  display: block;
  margin-top: 12px;
  font-weight: 600;
}

.prw-wrap input,
.prw-wrap select {
  width: 100%;
  padding: 8px;
  margin-top: 4px;
}

.prw-wrap fieldset {
  margin-top: 14px;
  border: 1px solid #ddd;
  padding: 10px;
}

.prw-wrap button {
  margin-top: 16px;
  padding: 10px;
  width: 100%;
  background: #111;
  color: #fff;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
}

#prw-result {
  margin-top: 20px;
  background: #f7f7f7;
  padding: 14px;
  border-radius: 10px;
}