css - In Atom, how do I style the line that shows in between tabs when a tab is grabbed? -


i having hardest time trying figure out how style line.

i know class called is-drop-target can't scroll through list of styles figure out styles applied properties because cursor holding tab class show , scrolling not allowed when cursor holding something.

i've tried properties background-color, border-color , color none of them worked.

i've tried pseudo-elements ::before , ::after neither of worked either.

any suggestions appreciated. thanks!

edit:
using ui theme named seti-ui. https://atom.io/themes/seti-ui

screenshot of line shows in between tabs when tab grabbed

the class name line when dragging tabs around named placeholder. try code below see mean.

.placeholder {   background-color: yellow !important; }

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