app-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(0.8rem);
    -webkit-backdrop-filter: blur(0.8rem);
    opacity: 0;
    transition-property: opacity, z-index;
    transition-duration: 0.5s;
    transition-delay: 0.2s;
    z-index: -1;
}

app-loading.on {
    z-index: 9999;
    opacity: 1;
}

app-loading > div:after {
    content: " ";
    display: block;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: solid 6px;
    border-color: var(--global--color-grey) var(--global--color-light-grey) var(--global--color-grey) var(--global--color-light-grey);
    animation: lds-dual-ring 1.2s linear infinite;
}

@keyframes lds-dual-ring {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}