style.css

body {
  background-color: #000;
  background-image: url("");
  background-repeat: repeat;
  color: #fff;
  font-family: Courier, monospace;
  font-size: 16px;
  margin: 0;
}

a {
  color: #555;
}

.header {
  padding: 20px;
  text-align: center;
  background: #000;
  color: #fff;
}

.header h1 {
  font-size: 60px;
}

.navbar {
  overflow: hidden;
  background-color: #000;
  position: sticky;
  position: -webkit-sticky;
  top: 0;
}

.navbar a {
  float: left;
  display: block;
  color: #fff;
  text-align: center;
  padding: 14px 20px;
  text-decoration: none;
  text-transform: uppercase;
}

.navbar a.right {
  float: right;
}

.navbar a:hover {
  background-color: #ddd;
  color: #000;
}

.navbar a.active {
  background-color: #fff;
  color: #000;
}

.main {
  text-align: center;
  background: #000;
  padding: 20px;
  font-size: 16px;
  margin: 0;
}
.main img {
	max-width: 80%;
}

.footer {
  padding: 20px;
  text-align: center;
  background: #000;
  word-spacing: 2px;
}

@media screen and (max-width: 700px) {
	
}

@media screen and (max-width: 400px) {
  .navbar a {
    float: none;
    width: 80%;
  }
}