body {
  font-family: Arial, sans-serif;
  background-color: #c8de22;
  margin: 0;
  padding: 0;
  text-align: center;
}

.container {
  padding: 50px;
}

.image-placeholder {
  width: 300px;
  height: 200px;
  border: 2px dashed #999;
  margin: 30px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
}