You can also use more advanced options to set different character encoding settings for your HTML, and for the CSS you can set the profile and medium that the stylesheet will be used for.
你也可以使用一些更高级的选项来设置HTML编码，设置CSS的场景和适用的媒体。
2
You can also send advanced messages with MIME attachments, custom mail headers, and controlled character sets.
您也能发送具有MIME附件、定制邮件标题以及控制字符集的高级消息。
3
Though there's an advanced version with other options, the default way to add a reminder is through a 140 character message typed out in natural language.