body {
    margin: 0;
    font-family: Arial, sans-serif;
    /* IMPORTANT: Replace this background image URL with a working link or local path! */
    background-image: url('https://sadhost.neocities.org/images/tiles/sky.png');
    text-align: center;
   font-family: arial;
}


/* horizontal */
nav ul {
  list-style-type:none;
  padding-left:0;
  display:flex;
  flex-wrap:wrap;
  justify-content: center;
}
nav ul li {
  padding-right:10px;
}

nav {
  margin-top: 40px;
  margin-bottom: 80px;
}

h1 {
    font-size: 40px;
    font-weight: bold;
}

footer {
  margin-top: 160px;
  margin-bottom: 40px;
}