Force SSL with Web.config

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
    <system.webServer>
        <rewrite>
            <rules>
                <clear />
                <rule name="Redirect to https" stopProcessing="true">
                    <match url=".*" />
                    <conditions>
                        <add input="{HTTPS}" pattern="off" ignoreCase="true" />
                    </conditions>
                    <action type="Redirect" url="https://{HTTP_HOST}{REQUEST_URI}" redirectType="Permanent" appendQueryString="false" />
                </rule>
            </rules>
        </rewrite>
    </system.webServer>
</configuration>

將網頁變成黑白

在CSS加入…

html { 
 -webkit-filter: grayscale(100%);
 -moz-filter: grayscale(100%); 
 -ms-filter: grayscale(100%); 
 -o-filter: grayscale(100%); 
 filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1); 
 _filter: none; 
}