body {
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
  background: #f5f5f5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 40px;
}

.main-image {
  max-width: 90%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

footer {
  text-align: center;
  padding: 20px 0;
  background: #ffffff;
  font-size: 14px;
  border-top: 1px solid #ddd;
}