.join-form {
  display: grid;
  gap: 1rem;
}

.join-form input,
.join-form textarea {
  padding: 0.8rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
}

.join-form textarea {
  height: 150px;
  resize: vertical;
}