#pageLoader {
    position: fixed;
    inset: 0;
    background: #ffffff;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

    #pageLoader .spinner {
        width: 48px;
        height: 48px;
        border: 4px solid #e0e0e0;
        border-top-color: #555;
        border-radius: 50%;
        animation: spin 0.9s linear infinite;
    }

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}