Drak or custom theme

Change the standard light theme of Jodit to dark or your own

Include Jodit

<link rel="stylesheet" href="build/jodit.min.css">
<script src="build/jodit.min.js"></script>

Create input element

<textarea id="editor"></textarea>

Init Jodit

var editor = new Jodit('#editor', {
    theme: "dark"
});

Result

You can create self theme

<style>
.jodit_summer_theme .jodit_wysiwyg {
    background-color: #f0fff5;
}
.jodit_summer_theme .jodit_toolbar {
    background: #fcffda;
}
.jodit_summer_theme .jodit_toolbar svg{
    fill: #004607;
}
</style>

And use this theme

var editor = new Jodit('#summer', {
    theme: "summer"
});

Result