line chart show weird shadows

[wojiangkuanglong]

Version

5.2.1

Reproduction link

https://stackblitz.com/edit/web-platform-manh19

Steps to reproduce

In large screen sizes ， when i hover the blue line

What is expected?

no shadow

What is actually happening?

have shadow

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[EmmaammE]

Maybe you can see this: #15903 (comment)

[github-actions]

This issue has been automatically marked as stale because it did not have recent activity. It will be closed in 7 days if no further activity occurs. If you wish not to mark it as stale, please leave a comment in this issue.

[github-actions]

This issue has been automatically closed because it did not have recent activity. If this remains to be a problem with the latest version of Apache ECharts, please open a new issue and link this to it. Thanks!