body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f8f8f8;
  text-align: center;
}
header {
  background-color: #333;
  color: white;
  padding: 20px;
  font-size: 24px;
}
.warning {
  font-size: 20px;
  margin-bottom: 0;
  background-color: red;
  padding: 20px;
}
.container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.building {
  background-color: white;
  margin: 15px;
  padding: 15px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  width: 250px;
}
.building img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 10px;
}
.building h2 {
  font-size: 18px;
  margin: 10px 0;
}
.building p {
  color: #777;
  font-size: 14px;
}
.buy-button {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 15px;
  background-color: #28a745;
  color: white;
  text-decoration: none;
  border-radius: 5px;
}
.buy-button:hover {
  background-color: #218838;
}