footer {
  background-color: #111111;
  padding: 20px;
  border-top: 1px solid #ddd;
}

.footer-container {
  display: flex;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  flex-wrap: wrap; /* รองรับการแสดงผลบนหน้าจอเล็ก */
}

.footer-column {
  flex: 1;
  padding: 0 15px;
  min-width: 200px;
}

.footer-column h3 {
  font-size: 18px;
  margin-top: 0;
}

.footer-column ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: #007bff;
  text-decoration: none;
}

.footer-column ul li a:hover {
  text-decoration: underline;
}

footer p {
  margin: 0;
  font-size: 14px;
  color: #555;
}

footer a {
  color: #007bff;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}