抢红包自适应

    (function () {
        function o() {
            document.documentElement.style.fontSize = (document.documentElement.clientWidth > 414 ? 414 : document.documentElement.clientWidth) / 12 + "px"
        }

        var e = null;
        window.addEventListener("resize", function () {
            clearTimeout(e), e = setTimeout(o, 300)
        }, !1), o()
    })(window);