html, body {
  margin: 0;
  padding: 0;
  width: 100%;
	height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
  background-color: black;
}

.right-sidebar {
  padding: 20px;
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: 400px;
  background: white;
  box-shadow: -14px 2px 35px 0px rgba(0,0,0,0.35);
}

.right-sidebar.hide {
  display: none;
}

.close-btn {
  cursor: pointer;
  position: absolute;
  right: 0;
  top: 5px;
}

.loop-count {
  position: absolute;
  left: 10px;
  top: 10px;
  color: greenyellow;
}