body {
    font-family: Arial, sans-serif;
    margin: 20px;
}

h1 {
    text-align: center;
}

body {
  font-family: 'Open Sans', sans-serif;
  background-color: #e5e5f7;
  opacity: 0.8;
  background-image: radial-gradient(#444cf7 0.5px, #e5e5f7 0.5px);
  background-size: 10px 10px;
}



nav {
  background-color: #333;
  overflow: hidden;
}

nav a {
  float: left;
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

nav a:hover {
  background-color: #ddd;
  color: black;
}