hexo-theme-amane/layout/plugin/outdated-browser.ejs

<% if (head) { %>
<%- _css(cdn('outdatedbrowser', '1.1.5', 'outdatedbrowser/outdatedbrowser.min.css')) %>
<% } else { %>
<div id="outdated">
    <h6>Your browser is out-of-date!</h6>
    <p>Update your browser to view this website correctly. <a id="btnUpdateBrowser" href="http://outdatedbrowser.com/">Update
            my browser now </a></p>
    <p class="last"><a href="#" id="btnCloseUpdateBrowser" title="Close">&times;</a></p>
</div>
<%- _js(cdn('outdatedbrowser', '1.1.5', 'outdatedbrowser/outdatedbrowser.min.js'), true) %>
<script>
    document.addEventListener("DOMContentLoaded", function () {
        outdatedBrowser({
            bgColor: '#f25648',
            color: '#ffffff',
            lowerThan: 'flex'
        });
    });
</script>
<% } %>