body {
  font-family: Arial, sans-serif;
  background-color: #ADD8E6;
  text-align: center;
  margin: 0;
}

.header img {
  width: 80%;
  max-width: 1000px;
  height: auto;
}

.menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  background-color: #D9D8A6;
  padding: 10px;
  border: 1px solid black;
  font-size: 1.2em;
}

.menu a {
  margin: 5px 2px;
  text-decoration: none;
  color: #000080;
  border-right: 1px solid #000;
  padding: 0 20px;
}

.menu a:last-child {
  border-right: none;
}

.menu a.disabled {
  color: gray;
  pointer-events: none;
  cursor: default;
  opacity: 0.5;
}

.content {
  width: 80%;
  margin: 5px auto;
}

.footer {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  width: 80%;
  margin: 20px auto;
}

.footer div {
  border: 1px solid black;
  padding: 20px;
  font-size: 1.5em;
  border-radius: 20px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  background-color: #FFFFCC;
  box-sizing: border-box;
}