html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  min-height: 100vh;
  overflow-y: scroll;
  background: url('thumb-1920-613408.jpg') no-repeat left center fixed;
  background-size: cover;
  font-family: 'Trebuchet MS', sans-serif;
  color: white;
  text-shadow: 1px 1px 2px black;
}


.banner img {
  width: 100%;
  max-width: 100%;
  display: block;
}

.nav-buttons {
  text-align: center;
  background-color: rgba(0, 0, 0, 0.7);
  padding: 10px 0;
  font-family: 'Impact', 'Arial Black', fantasy;
  font-size: 18px;
  letter-spacing: 2px;
  border-top: 2px solid #6600cc;
  border-bottom: 2px solid #6600cc;
}

.nav-buttons a {
  color: #cc99ff;
  text-decoration: none;
  padding: 0 15px;
  transition: all 0.3s ease;
}

.nav-buttons a:hover {
  color: #ffffff;
  text-shadow: 0 0 10px #9933ff;
}

.content {
  max-width: 700px;
  margin: 40px auto;
  background: rgba(0, 0, 0, 0.6);
  padding: 20px;
  border: 1px solid #9933ff;
  border-radius: 10px;
}