* {
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-image: url('blau-bg.png');
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
}

img.logo {
  display: block;
  margin-left: auto;
  margin-right: auto;
    width: 80vw;
  max-width: 600px;
  margin-top: 5vh;
}
img.subtitle {
  display: block;
  margin-left: auto;
  margin-right: auto;
    width: 80vw;
  max-width: 600px;
  margin-top: 5vh;
}
img.coverpic {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
	width: min(60vw , 25vh);
  max-width: 450px;
}

.audio {
	position: fixed;
	left: 50%;
	bottom: 2vh;
	transform: translate(-50%, -50%);
	margin: 0 auto;
    width: 75vw;
  max-width: 560px;
}
audio {
	width: 100%;
}

@media(min-width: 768px) {
	.center {
	  width: 50%;
	}
}