#preloader {
  width: 100%; 
  height: 100dvh; 
  position: fixed;
  inset: 0;
  background: #101010;  
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* WRAPPER */
.preloader-wrapper {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  position: relative;
}

/* SPINNER CIRCLE (iOS-SAFE) */
.spinner {
  width: 100%;
  height: 100%;
  border: 4px solid rgba(255, 255, 255, 0);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  will-change: transform;
}

/* MAIN ROTATION */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}