Cannot access spy panels on visualizations in safari

[bhavyarm]

Kibana version: 6.0.0_rc2 bc1 - same in 5.6.3

Elasticsearch version: 6.0.0_rc2 bc1 - same in 5.6.3

Server OS version: darwin_x86_64

Browser version: safari Version 11.0 (11604.1.38.1.7)

Browser OS version: OS X

Original install method (e.g. download page, yum, from source, etc.): from staging and release builds

Description of the problem including expected versus actual behavior: If you click on little arrow to open the spy panel on visualizations in visualize nothing happens in safari. If you click on the same in dashboards spy panel opens up without any issues.

[rashmivkulkarni]

BC3 of 6.3.0 , on Safari: Version 11.0.3 (13604.5.6), able to open the spy panel on the visualization created. However the little spy panel is half cut , I had to carefully select the spy panel to open up.