[KQL] Fixed styles of KQL textarea for the K8 theme#96190

Merged

cchaos merged 2 commits intoelastic:masterfrom cchaos:k8/fix-kql

Apr 5, 2021

+20-7

Commits on Apr 3, 2021

Fixed style of KQL textarea for K8 theme and some general heights and borders
cchaos
committed

Commits on Apr 4, 2021

Fix popover paddings
cchaos
committed