# Timeline z-index

**URL:** <https://meta.discourse.org/t/timeline-z-index/50797>\
**Category:** Development\
**Created:** [September 28, 2016, 2:43pm UTC](https://meta.discourse.org/t/timeline-z-index/50797 "2016-09-28T14:43:24Z")\
**Posts on this page:** 1\
**Showing post:** 9

<div class="post-metadata">

**Author:** ![cpradio](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/cpradio/32/4970_2.png) [@cpradio](https://meta.discourse.org/u/cpradio)\
**Post date:** [October 6, 2016, 9:20pm UTC](https://meta.discourse.org/t/timeline-z-index/50797/9 "2016-10-06T21:20:30Z")

</div>

Since you are in a different context, you need to ensure when the popup opens, it doesn’t place itself over the timeline. Usually that is done by applying a negative margin. The idea is that the popup will open in its entirety within the container it is in and not try and escape its container.

---

_[View the full topic](https://meta.discourse.org/t/timeline-z-index/50797)._