emails - supported color theme
MODIFY
src/assets/email/mjml-components/email_config.mjml
src/assets/email/mjml-components/email_config.mjml
<mj-all font-family="Roboto, Helvetica, sans-serif"></mj-all>
<mj-text font-weight="300" color="#616161" line-height="20px"></mj-text>
</mj-attributes>
+ <mj-raw>
+ <meta name="color-scheme" content="light">
+ <meta name="supported-color-schemes" content="light">
+ </mj-raw>
</mj-head>

emails - supported color theme