add custom style to wordpress editor

Sure, follow these steps to add custom styles to the WordPress editor:

1. In your WordPress dashboard, go to Appearance > Theme Editor.
2. Click on the "functions.php" file on the right-hand side.
3. Scroll to the bottom of the "functions.php" file and add the following code:

// Add custom styles to the WordPress editor
function custom_editor_styles() {
    add_editor_style( 'custom-editor-style.css' );
}
add_action( 'admin_init', 'custom_editor_styles' );

1. Save the changes.
2. Now, create a file named "custom-editor-style.css" and add your custom styles to this file.
3. Upload the "custom-editor-style.css" file to your theme's directory.

This will add custom styles to the WordPress editor.