:root {
  color-scheme: dark;
}

head {
  background: black;
  color: grey;
}

body {
  background: black;
  color: gray;
  
  font-family: 'Courier New', Courier, monospace;
}

h1 {
  text-align: right;
}




.container {
  display: flex;
  flex-wrap: wrap;
padding: 0 4;
}

/* Create four equal columns that sits next to each other */
.column {
  flex: 25%;
  max-width: 25%;
  
}

.column img {
  margin-top: 8px;
  vertical-align: middle;
}

/* Responsive layout - makes a two column-layout instead of four columns */
@media screen and (max-width: 800px) {
  .column {
    flex: 50%;
    max-width: 50%;
  }
}

/* Responsive layout - makes the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 600px) {
  .column {
    flex: 100%;
    max-width: 100%;
  }
}

a {
  text-decoration: none;
  color: darkgrey;
}

a:hover {
  color: darkred;
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}


ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #010101;
}

ul li {
  float: left;
}

ul li a {
  display: block;
  color: darkgray;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

ul li a:hover {
  background-color: #111111;
}