body {
  font-family: Tahoma, sans-serif;
  background-color: #f8f8f8;
  margin: 0;
  padding: 0;
  line-height: 1.8;
}
header {
  background-color: #005f5f;
  color: white;
  padding: 20px;
  text-align: center;
}
nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
  background-color: #007777;
}
nav ul li a {
  display: block;
  color: white;
  text-decoration: none;
  padding: 15px 10px;
}
section {
  padding: 20px;
  max-width: 900px;
  margin: auto;
}
h2 {
  color: #007777;
}
footer {
  text-align: center;
  padding: 15px;
  background-color: #e0f7fa;
  margin-top: 40px;
}
@media (max-width: 600px) {
  nav ul {
    flex-direction: column;
  }
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
  padding: 20px;
}

.gallery img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 8px;
}

/* مخصوص موبایل */
@media (max-width: 768px) {
  .gallery {
    grid-template-columns: 1fr;
  }

  .gallery img {
    width: 100%;
    height: auto;
  }
}