body {
  font-family: Arial, sans-serif;
  background-color: #fff8e1;
  margin: 0;
  padding: 0;
  color: #333;
}

header {
  background-color: #fbc02d;
  padding: 1em;
  text-align: center;
}

nav a {
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
  color: #333;
}

.container {
  padding: 2em;
}

footer {
  background-color: #fbc02d;
  text-align: center;
  padding: 1em;
  position: fixed;
  width: 100%;
  bottom: 0;
}

.btn {
  display: inline-block;
  margin: 1em 0.5em;
  padding: 10px 20px;
  background-color: #333;
  color: white;
  text-decoration: none;
  border-radius: 5px;
}