Glow effect for Horizon VS Code theme

horizon-synthwave-glow.css

/*
Adds glow effect to https://horizontheme.com
Glow based on https://github.com/robb0wen/synthwave-vscode

Use Custom CSS and JS Loader to apply:
https://marketplace.visualstudio.com/items?itemName=be5invis.vscode-custom-css
*/

/* Variables, property names, tags, markup headings */
.mtk5 {
  color: #f4b8ade6;
  text-shadow: 0 0 2px #001716, 0 0 3px #eb7560e6, 0 0 5px #eb7560e6;
}

/* Functions, escape characters, CSS #ids */
.mtk6 {
  color: #94e2e9e6;
  text-shadow: 0 0 2px #001716, 0 0 3px #25b0bce6, 0 0 5px #25b0bce6;
}

/* Keywords, template literals & embedded punctuation (e.g. ${} or {} ) */
.mtk9 {
  color: #ca9ae4e6;
  text-shadow: 0 0 2px #001716, 0 0 3px #b877dbe6, 0 0 5px #b877dbe6;
}

/* Operators */
.mtk10 {
  color: #f3bdcae6;
  text-shadow: 0 0 2px #001716, 0 0 3px #e95678e6, 0 0 5px #e95678e6;
}