atom.css

/*
 * Your Stylesheet
 *
 * This stylesheet is loaded when Atom starts up and is reloaded automatically
 * when it is changed.
 *
 * If you are unfamiliar with LESS, you can read more about it here:
 * http://www.lesscss.org
 */

atom-text-editor {
  text-rendering: optimizeLegibility;
}

atom-text-editor::shadow .string.quoted {
  -webkit-font-feature-settings: "liga" off, "calt" off;
}

* {
  -webkit-font-smoothing: antialiased;
  -webkit-font-feature-settings: "liga" on, "calt" on;
}

atom-text-editor::shadow .cursor-line {
  -webkit-font-feature-settings: "liga" off, "calt" off;
}

div.find-and-replace atom-text-editor::shadow .line {
  -webkit-font-feature-settings: "liga" off, "calt" off;
}