body{
    background-color: #fefefe;
    color: #fff;
}

#spinner{
    z-index: 1000;
    width: 100vw;
    background-color: rgba(255, 255, 255, 0.6);
}

#spinner:not([hidden]) {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

#spinner::after {
    content: "";
    width: 80px;
    height: 80px;
    border: 2px solid #f3f3f3;
    border-top: 3px solid #f25a41;
    border-radius: 100%;
    will-change: transform;
    animation: spin 1s infinite linear
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}