How to change indent lines colors and opacity

[haShinui]

I mean those lines here, couldnt find anything online

[jamespeilunli]

Go to "Styles editor" in Sidebery settings and add this to the custom CSS section:

/* indent lines */
#root .Tab[data-pin="false"]:not([data-lvl="0"]) .body:after {
  width: 1px;
  top: -1px;
  background-color: var(--tabs-activated-fg);
  opacity: 0.7;
}

[EpicBootyFire]

Thank you! How to change this to answered?