#seri-checkout-overlay {
position: fixed;
inset: 0;
background: rgba(0, 0, 0, 0.55);
z-index: 999999;
display: none;
align-items: center;
justify-content: center;
backdrop-filter: blur(2px);
-webkit-backdrop-filter: blur(2px);
}
#seri-checkout-overlay.is-active {
display: flex;
}
#seri-checkout-overlay .seri-checkout-overlay__spinner {
width: 80px;
height: 80px;
border: 6px solid rgba(255, 255, 255, 0.25);
border-top-color: #ffffff;
border-radius: 50%;
animation: seri-checkout-spin 0.9s linear infinite;
}
@keyframes seri-checkout-spin {
to { transform: rotate(360deg); }
}
body.seri-checkout-loading {
overflow: hidden;
}