* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial;
}
html,
body {
  height: 100%;
}
body {
  display: flex;
  flex-direction: column;
  background: #f5f5f5;
}

header {
  background: #dcdde1;
  border-bottom: 1px solid #ccc;
}
.navbar {
  max-width: 1100px;
  margin: 0 auto;
  padding: 10px 0;
  display: flex;
  align-items: center;
}
.logo {
  font-weight: bold;
  margin-right: 40px;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
}
.nav-links li a {
  text-decoration: none;
  color: #333;
}
.nav-links li a.active {
  font-weight: bold;
}

.landmarks-wrapper {
  flex: 1;
  padding: 30px 0 40px;
  background: white;
}
.landmarks-inner {
  margin: 0 auto;
  padding: 20px;
  height: 100%;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 20px;
}

.side-menu {
  border: 1px solid #ddd;
}
.side-menu ul {
  list-style: none;
}
.side-menu li {
  border-bottom: 1px solid #ddd;
}
.side-menu a {
  display: block;
  padding: 10px 12px;
  text-decoration: none;
  color: #333;
  font-size: 14px;
  cursor: pointer;
}
.side-menu a:hover {
  background: #eee;
}
.side-menu a.active {
  background: #11457e;
  font-weight: bold;
  color: #fff;
}

.landmarks-content {
  padding-right: 10px;
}

.landmarks-heading {
  border-bottom: 1px solid #d7141a;
  padding: 10px 12px 10px 0;
  margin-bottom: 10px;
  font-size: 28px;
  font-weight: bold;
  color: #11457e;
}
.landmarks-text {
  font-size: 14px;
  color: #555;
  margin-bottom: 25px;
}

.sub-block {
  margin-bottom: 22px;
  color: #11457e;
}
.sub-block h3 {
  font-size: 20px;
  margin-bottom: 4px;
  font-weight: bold;
}
.sub-block p {
  color: #666;
}

.landmarks-image {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f3f4f6;

  height: 400px;
}
.image-placeholder {
  height: 100%;
}
.image-placeholder img {
  height: 100%;
}

footer {
  background: #000;
  color: #fff;
  text-align: center;
  font-size: 12px;
  padding: 12px 0;
  height: 100px;
}
.landmarks-hero {
  width: 100%;
  height: 500px;
  margin-bottom: 20px;

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.spa-bg {
  background-image: url("../img/spa.jpg");
}

.church-bg {
  background-image: url("../img/church.jpg");
}

.towers-bg {
  background-image: url("../img/towers.jpg");
}

.protected-bg {
  background-image: url("../img/protected.jpg");
}

@media (max-width: 900px) {
  .landmarks-inner {
    display: flex;
    flex-direction: column;
  }

  .side-menu {
    order: 1;
  }

  .landmarks-image,
  .landmarks-hero {
    order: 2;
  }

  .landmarks-content {
    order: 3;
  }
}

@media (max-width: 600px) {
  .landmarks-inner {
    display: flex;
    flex-direction: column;
  }

  .side-menu {
    order: 1;
  }

  .landmarks-image,
  .landmarks-hero {
    order: 2;
  }

  .landmarks-content {
    order: 3;
  }
}