octicons.css

.octicon {
  display: inline-block;
  vertical-align: text-top;
  fill: currentColor;
}

File

vendor/phpunit/php-code-coverage/src/Report/Html/Renderer/Template/css/octicons.css

.octicon {
  display: inline-block;
  vertical-align: text-top;
  fill: currentColor;
}