body {
  background-color: black;
  background-image: url('images/bg.png');
  color: white;
  font-family: serif;
}

h1, h2, h3, h4, h5, h6, h7 {
  color: red;
}

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

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

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

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

.maincontent {
  margin: auto;
  max-width: 800px;
  padding: 1em;
  border-top: 1px solid red;
  display: flex;
  background-color: rgba(0, 0, 0, 0.5);
}

.center {
  margin: auto;
}

.header {
  text-align: center;
  margin-top: 1em;
  text-transform: uppercase;
  font-size: 3em;
  text-shadow: 
    0 0 1em black,
    3px 3px 0px black;
}

@media (width <= 768px) {
  .header {
    font-size: 6vw;
  }
}

.nav {
  /*display: inline-block;*/
  margin-right: 1em;
}

.nav ul {
  list-style-type: none;
  margin: 16px 0 0 0;
  padding: 0;
}

.content {
  /*display: inline-block;*/
  flex-grow: 1;
}