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Java Spring MIMessageHelper将背景图像添加到div_Java_Html_Background_Mime - Fatal编程技术网

Java Spring MIMessageHelper将背景图像添加到div

Java Spring MIMessageHelper将背景图像添加到div,java,html,background,mime,Java,Html,Background,Mime,我正在尝试使用mimessagehelper向电子邮件中的div添加背景图像。该图像在后端的字节数组中转换,我正试图通过 mimessagehelper.addInline 我已尝试通过以下代码添加它: <div id="triangles" style="height: 160px; background-image:url( data:image/png;base64, cid:trianglesBig.png); text-align:center; font-size: 180%;

我正在尝试使用mimessagehelper向电子邮件中的div添加背景图像。该图像在后端的字节数组中转换,我正试图通过

mimessagehelper.addInline

我已尝试通过以下代码添加它:

<div id="triangles" style="height: 160px; background-image:url( data:image/png;base64, cid:trianglesBig.png); text-align:center; font-size: 180%;">

但它不起作用

你能帮忙吗