<div class="error">
  <h1>404 </h1>
  <h2>Page not found <i class="material-icons">sentiment_very_dissatisfied</i></h2>
</div>

@import "lesshat";
@import url(https://fonts.googleapis.com/css?family=Roboto);
html { 
  background:  url(https://38.media.tumblr.com/546c0cd48d71f210f9b67a389003790d/tumblr_neq0yw9rMA1tm16jjo1_500.gif) no-repeat center center fixed; 
  background-size: cover;
  font-family: 'Roboto', sans-serif;

}
h1{
  font-size: 16em;
  margin: .2em .5em;
  color: rgba(255,255,255, 0.7);
  margin-bottom:0px;
}
h2{
  font-size: 1.7em;
  margin: .2em .5em;
  color: rgba(255,255,255, 0.6);
  .material-icons {
    font-size: 1.5em;
    position: relative;
    top: 10px;
  }
}
div.error{
  position:absolute;
  top:30%;
  margin-top:-8em;
  width:100%;
  text-align:center;
}