$editor-height: 28 * $unit; $editor-padding: $unit; div.CodeMirror { height: $editor-height; flex-grow: 1; } .CodeMirror-lines { padding: $editor-padding 0; } pre.CodeMirror-line { padding: 0 $editor-padding; } div.CodeMirror pre, div.CodeMirror-linenumber, code { @include code-typography; }