@at-root {
     @-ms-viewport{
        width: device-width;
    }
}
html {
    box-sizing: border-box;
    -ms-overflow-style: scrollbar;
}
body {
    color: $body-color;
    background-color: $body-bg;
}

iframe {
    border: 0;
}
figcaption,
figure,
main {
    display: block;
}