html,
body,
#app {
    height: 100%;
    margin: 0;
    overflow: auto !important;
}

#splash {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    background: #fafafa;
}

.lds-dual-ring {
    width: 124px;
    height: 124px;
    margin: auto;
}

.lds-dual-ring:after {
    content: " ";
    display: block;
    width: 100px;
    height: 100px;
    animation: lds-dual-ring 1.2s linear infinite;
    border: 12px solid #000;
    border-color: #000 transparent #000 transparent;
    border-radius: 50%;
    box-sizing: unset;
}

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