body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0 20px;
  background: url('background-zaltbommel.jpg') no-repeat center center fixed;
  background-size: cover;
  color: #fff; 
  text-shadow: 1px 1px 3px rgba(0,0,0,0.7);
}

header {
  background-color: rgba(44, 62, 80, 0.8); 
  padding: 10px 0;
}

header h1 {
  margin: 0;
  padding-left: 10px;
}

nav ul {
  list-style: none;
  margin: 10px 0 0 0;
  padding: 0;
  display: flex;
  gap: 15px;
  padding-left: 10px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

nav ul li a:hover {
  text-decoration: underline;
}

main {
  margin: 20px 0;
  background-color: rgba(0, 0, 0, 0.5); 
  padding: 15px;
  border-radius: 8px;
}

footer {
  text-align: center;
  font-size: 0.9em;
  color: #ddd;
  border-top: 1px solid #444;
  padding: 10px 0;
  background-color: rgba(44, 62, 80, 0.8);
}

button:hover{

      font-size: 1.1em;
      color: green;
    }

    button:active{

      font-size: 1.1em;
      color: rgb(228, 12, 12);
    }