# Random class names

**URL:** <https://discourse.joplinapp.org/t/random-class-names/11579>\
**Category:** Development\
**Created:** [11 October 2020 23:47 UTC](https://discourse.joplinapp.org/t/random-class-names/11579 "2020-10-11T23:47:58Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![dpoulton](https://yyz2.discourse-cdn.com/flex028/user_avatar/discourse.joplinapp.org/dpoulton/32/29723_2.png) [@dpoulton](https://discourse.joplinapp.org/u/dpoulton)\
**Post date:** [11 October 2020 23:54 UTC](https://discourse.joplinapp.org/t/random-class-names/11579/2 "2020-10-11T23:54:31Z")

</div>

I use

```css
 button.tox-tbtn {
	/* removes the WYSIWYG button */
	 display: none !important;
}

```

and it seems those random looking classes can change with each build.

> [@Pre-release 1.2 is available for testing](https://discourse.joplinapp.org/t/pre-release-1-2-is-available-for-testing/11207/27):
>
> Indeed, I see it now. That must be due to the sidebar rendering optimisation, I'll look into it. Yes don't rely on these random names as they are generated by the styling library. For now, you can use the non-random classes or selectors like div p span {} etc to get to the element you need to target.

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_[View the full topic](https://discourse.joplinapp.org/t/random-class-names/11579)._