@font-face {
    font-display: block;
    font-family: IRANSansXV;
    font-feature-settings: normal;
    font-style: normal;
    /* ReSharper disable UnexpectedValue */
    font-weight: 100 1000;
    /* ReSharper restore UnexpectedValue */
    src: url("Fonts/IRANSansXV.woff") format("woff"), url("Fonts/IRANSansXV.woff2") format("woff2");
}

html[lang="fa"] {
    font-feature-settings: "ss03";
}