there is a brand new App called "ReVitalized Issue Collector for Jira" in Atlassian Marketplace, you can style the Form with your own CSS and it even adds a Google reCAPTCHA feature for better security and anti spam.
It is reusing the existing Jira Issue Collector.
Can you please provide assistance on building our own CSS. Currently I installed your app(Revitalized issue collector), though we are running Jira 8.18.1 version(which is not compatible with your app.)
Now, I want to make default "Email" field in issue collector template as mandatory, and we have "Email address" custom field where the senders email address is stored. So what we need to do further?
I'd like to recommend you the following articles:
You have the option to create a custom Trigger and then embed the issue collector in a external HTML with your custom CSS.
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