#main, footer {
    opacity: 0;
}

main {
    background: 000;
    border: 0;
    padding: 0;
    max-width: 100%;
    margin: 0;
}

.loading {
    display: none;
    width: 64px;
    height: 64px;
    position: absolute;
    top: 40%;
    left: 40%;
}

.loading:after {
    content: " ";
    display: block;
    width: 46px;
    height: 46px;
    margin: 1px;
    border-radius: 50%;
    border: 5px solid #fff;
    border-color: #fff transparent #fff transparent;
    animation: loading 1.2s linear infinite;
}

@keyframes loading {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}