#frontendPostForm {
  max-width: 700px;
  margin: 30px auto;
  padding: 25px;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #fff;
  font-family: sans-serif;
}
#frontendPostForm input[type="text"],
#frontendPostForm input[type="file"],
#frontendPostForm textarea {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  font-size: 16px;
}
#frontendPostForm button {
  background-color: #6366F1;
  color: #fff;
  border: none;
  padding: 12px 25px;
  font-size: 16px;
  cursor: pointer;
  border-radius: 6px;
}
#frontendPostForm button:hover {
  background-color: #4f46e5;
}