body,h1 {
  font-family: "Kabel Md BT", sans-serif;
}
body, html {
  height: 100%;
}
.bgimg {
  background-image: url('https://src.losk.fr/images/backgrounds/bg.jpg');
  min-height: 100%;
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
}