body {
  width: 90%;
  max-width: 640px;
  margin: 0px auto;
  padding: 100vh 2em 2em;
  box-sizing: border-box;
  background: black;
  font-family: 'Varela Round', sans-serif;
  color: blue;
  line-height: 1.3;
}
body > div {
  padding: 2em;
  background: black;
  border: 10px solid white;
}
::-webkit-scrollbar {
    display: none;
}

h2, p, ul {
  padding-bottom: 1em;
}

h2 {
  text-align: center;
  font-size: 2em;
}

p {
  text-align: center;
  font-size: 1.2em;
}

#midi-data {
  position: relative;
  overflow: hidden;
  height: 300px;
  background: transparentize white, 0.1;
  border: 10px solid transparentize blue, 0.3;
}
#midi-data ul {
  position: absolute;
  left: 0px;
  bottom: 0px;
  padding: 1em;
}
#midi-data ul li {
  padding: 0.2em 0.2em 0.2em 1em;
  font-size: 1.6em;
  font-family: monospace;
}
#midi-data ul li:last-child {
  font-weight: bold;
  color: black;
  animation: flash 0.5s;
}
#midi-data ul li:last-child:before {
  content: "> ";
  margin-left: -1em;
}
#myVideo {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}
@keyframes flash {
  0% {
    color: white;
  }
  100% {
    color: black;
  }
}