body {
  background-color: #B4C4D8;
  background-image:url(./img/libreantenne.svg);
  background-repeat:no-repeat;
  background-size: 100% auto;
  font-family: Ubuntu, sans-serif;
  font-size: 18px;
  color: #0F0D41;
}
a, a:visited {
  color: #a40000;
  text-decoration: none;
}
a:hover, a:active {
  color: #cc0000;
  text-decoration: underline;
}
header, main, footer {
  width: 80%;
  margin: auto;
}
footer ul {
  padding: 0;
}
footer ul li {
  display: inline-block;
  font-size: 32px;
}
footer ul li a,
footer ul li a:visited {
  display: inline-block;
  font-size: 32px;
  width: 32px;
  opacity: 0.5;
  transition: 100ms linear;
  text-decoration: none;
}
footer ul li a:hover,
footer ul li a:active {
  display: inline-block;
  font-size: 32px;
  width: 32px;
  text-decoration: none;
  opacity: 0.9;
}
footer ul li .fa-youtube {
  color: #c4302b;
}
footer ul li .fa-facebook {
  color: #082375;
}
footer ul li .fa-twitter {
  color: #1f8ccc;
}
footer ul li .fa-steam {
  color: black;
}