style.css

 
@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');
@font-face {
  font-family: nasa-font;
  src: url(nasalization-rg.otf);
}

 html, body{background-color: #B29C74;
 margin-left:auto; font-family: 'Roboto', sans-serif;
 margin-right:auto; max-width: 8000pt; min-width: 192pt;
 padding-top: 6pt;
 padding-bottom: 18pt;
 padding-left: 18pt;
 padding-right:18pt;
 }
nav ul {
      font-family: 'nasa-font';
      list-style-type:none;
      background-color:#db7923;
      border: 2px solid #111111;
      border-radius: 10px;
      font-weight:bold;
      padding:16px;
      }
nav ul li {
          display:inline;
          border-right: 2px solid #111111;
          padding-right: 8px;
          padding-left: 8px;
          }
nav ul li:last-child{
 border-right:none;}
nav ul li a {
 text-decoration: none;
 color: #111111;}
nav ul li.selected{
 color:#292929;
}

p.fact {
 border:4px #00AFEB;
 border-radius:10px;
 padding:16px;
 background-color:#C5EBFB;
}