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

body {
  margin: 0;
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  background-color: #000000;
  background-image: url("https://i.ibb.co/rm2ZShj/sky1.jpg");
  background-size: cover;
  backdrop-filter: brightness(40%);
}

.banner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 15px;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(5px);
  color: white;
  text-align: center;
  font-family: Arial, sans-serif;
  font-size: 16px;
  z-index: 10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.webgl {
  width: 100%;
  height: 100vh;
  position: fixed;
  z-index: 3;
  top: 0;
  left: 0;
  outline: none;

  canvas {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: 100vh;
  }
}

.btn {
  position: fixed;
  bottom: 20px;
  transform: translateY(-50%);
  padding: 12px 24px;
  background: rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 30px;
  color: white;
  font-family: Arial, sans-serif;
  font-size: 16px;
  text-decoration: none;
  backdrop-filter: blur(5px);
  transition: all 0.3s ease;
  cursor: pointer;
  z-index: 10;

  &:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.05);
  }
}

.btn-left {
  left: 30px;
}

.btn-right {
  right: 30px;
}