body {
  background-color: #000;
  background-image: url("../../assets/img/404/404.png");
  position: relative;
  background-repeat:no-repeat;
  background-size:100% 100vh;
}
div.container4 {
  margin-left: auto;
  margin-right: auto;
  margin-top: auto;
  width: 15em;
  font-size: 3em;
  margin-bottom: 4em;
  padding-left: 1em;
}
.block {
  position: absolute;
	max-width: 900px;
	margin: 0 auto 30px auto;
	overflow: hidden;
  color: white;
  text-align: center;
  line-height: 0em;
  vertical-align: middle;
}
.block h3{
  color: #cc3333;
  font-size: 1.6em;
}
.block p{
  font-size: 1em;
  color: #fff;
  line-height: 1em;
}
a, u {
    text-decoration: none;
}
.btn {
  color:inherit;
  font-family: "retro", sans-serif;
  font-size: 0.5em;
  background-image: url("../../assets/img/404/btn_bg.png");
  background-size:contain;
  text-shadow: 2px 0 0 #000, -2px 0 0 #000, 0 2px 0 #000, 0 -2px 0 #000, 1px 1px #000, -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000;
  padding: 0.6rem 2.2rem;
  border: 3px solid white;
  margin-right: 2.6rem;
  box-shadow: 0 0 0 black;
  transition: all 0.2s;
}
@media only screen and (orientation: Portrait) {
  body {
    background-image: url("../../assets/img/404/404-mob.png");
  }
  div.container4 {
    font-size: 2.5em;
    margin-bottom: 4em;
    padding-left: 0em;

  }
  .block h3{
    font-size: 1.0em;
  }
  .block p{
    font-size: 0.8em;
  }
  .btn {
    font-size: 0.5em;
    padding: 0.6rem 2.2rem;
  }
}