body {
  font-family: Arial, sans-serif;
  padding: 2rem;
  background: #f7f7f7;
  color: #333;
}
input, button {
  margin: 0.5rem 0;
  padding: 0.5rem;
  width: 100%;
  box-sizing: border-box;
}
button {
  background-color: #4CAF50;
  color: white;
  border: none;
  cursor: pointer;
}
button:hover {
  background-color: #45a049;
}

.ad-slot {
  margin: 2rem 0;
  text-align: center;
}
.ad-slot img {
  max-width: 400px;
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  transition: transform 0.3s ease;
}
.ad-slot img:hover {
  transform: scale(1.03);
}
footer {
  text-align: center;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid #ccc;
}
footer a {
  color: #4CAF50;
  text-decoration: none;
  font-weight: bold;
}
footer a:hover {
  text-decoration: underline;
}