* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: radial-gradient(ellipse at center, #080812 0%, #030307 58%, #000000 100%);
}

/* Main Menu Button */
.menu-btn {
  position: fixed;
  top: 30px;
  left: 40px;
  color: white;
  font-size: 20px;
  text-decoration: none;
  z-index: 10;
  letter-spacing: 2px;
  transition: 0.3s ease;
}

.menu-btn:hover {
  text-shadow: 0 0 10px white;
  transform: scale(1.1);
}