diff --git a/src/ts/RemoteCursorManager.ts b/src/ts/RemoteCursorManager.ts
index 3d10649..4765615 100644
--- a/src/ts/RemoteCursorManager.ts
+++ b/src/ts/RemoteCursorManager.ts
@@ -24,7 +24,12 @@ export interface IRemoteCursorManagerOptions {
   editor: monaco.editor.ICodeEditor;
 
   /**
-   * Determines if tooltips will be shown when the cursor is moved or hovered.
+   * An additional class name for the cursor element, to tweak the default style
+   */
+  className?: string;
+
+  /**
+   * Determines if tooltips will be shown when the cursor is moved.
    */
   tooltips?: boolean;
 
@@ -38,6 +43,11 @@ export interface IRemoteCursorManagerOptions {
    * Show the tooltip when the cursor is hovered
    */
   showTooltipOnHover?: boolean;
+  
+  /**
+   * An additional class name for the tooltip element, to tweak the default style
+   */
+  tooltipClassName?: string;
 }
 
 /**
@@ -121,11 +131,13 @@ export class RemoteCursorManager {
     const cursorWidget = new RemoteCursorWidget(
       this._options.editor,
       widgetId,
+      this._options.className,
       color,
       label,
       this._options.tooltips,
       tooltipDurationMs,
       this._options.showTooltipOnHover,
+      this._options.tooltipClassName,
       () => this.removeCursor(id));
     this._cursorWidgets.set(id, cursorWidget);
 
diff --git a/src/ts/RemoteCursorWidget.ts b/src/ts/RemoteCursorWidget.ts
index 1b5685f..93752e4 100644
--- a/src/ts/RemoteCursorWidget.ts
+++ b/src/ts/RemoteCursorWidget.ts
@@ -51,11 +51,13 @@ export class RemoteCursorWidget implements editor.IContentWidget, IDisposable {
 
   constructor(codeEditor: editor.ICodeEditor,
               widgetId: string,
+              className: string | undefined,
               color: string,
               label: string,
               tooltipEnabled: boolean,
               tooltipDuration: number,
               showTooltipOnHover: boolean,
+              tooltipClassName: string | undefined,
               onDisposed: OnDisposed) {
     this._editor = codeEditor;
     this._tooltipDuration = tooltipDuration;
@@ -65,16 +67,16 @@ export class RemoteCursorWidget implements editor.IContentWidget, IDisposable {
     // Create the main node for the cursor element.
     const {lineHeight} = getConfiguration(this._editor);
     this._domNode = document.createElement("div");
-    this._domNode.className = "monaco-remote-cursor";
+    this._domNode.className = classNames('monaco-remote-cursor', className)
     this._domNode.style.background = color;
     this._domNode.style.height = `${lineHeight}px`;
 
     // Create the tooltip element if the tooltip is enabled.
     if (tooltipEnabled) {
       this._tooltipNode = document.createElement("div");
-      this._tooltipNode.className = "monaco-remote-cursor-tooltip";
+      this._tooltipNode.className = classNames('monaco-remote-cursor-tooltip', tooltipClassName)
       this._tooltipNode.style.background = color;
-      this._tooltipNode.innerHTML = label;
+      this._tooltipNode.innerText = label;
       this._domNode.appendChild(this._tooltipNode);
 
       // we only need to listen to scroll positions to update the
@@ -252,3 +254,7 @@ export class RemoteCursorWidget implements editor.IContentWidget, IDisposable {
     }
   }
 }
+
+function classNames(...names: (string|undefined|null)[]) {
+  return names.filter(className => className != null && className.length > 0).join(' ')
+}
\ No newline at end of file