body{
  font-family: "Special Elite", system-ui;
  background-color: black;
  color: red;
  text-shadow: 0 0 3px red;
  width: 60%;
  margin: auto;
  line-height: 1.7;
}
.container{
  
  display: grid;
  grid:
    "main sidebar" 1fr
    / 1fr 20%;
    gap: 8px;
}

.crt::after {
  content: " ";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(18, 16, 16, 0.1);
  opacity: 0;
  z-index: 2;
  pointer-events: none;
  animation: flicker 1.3 infinite;
}
pre{
font-family: 'Courier New', monospace;
  white-space: pre; 
  margin: auto;
  padding: 0; 
  text-align: center; 
  display: block; 
  width: 100%;
  text-shadow: 0 0 10px red;
  font-size: 0.4em;
    }
h1{
  text-align: center;
  
}

.main{
  grid-area: main;
}
.sidebar{
  grid-area: sidebar;
}

.nav { 
  list-style-type: none;
  text-align: center;
  margin: 0;
  padding: 0;
    border-top: 2px solid red; 
  border-bottom: 2px solid red;
  line-height: normal;
}

.nav li {
  display: inline-block;
  font-size: 20px;
  padding: 20px;
}

a:link {
  color: red;
  background-color: transparent;
  text-decoration: none;
}

a:visited {
  color: red;
  background-color: transparent;
  text-decoration: none;
}

a:hover {
  color: black;
  background-color: red;
  text-decoration: underline;
  text-decoration: none;
}