diff --git a/src/app/working-area/working-area.component.ts b/src/app/working-area/working-area.component.ts
index 87a5cfe..b0c3416 100644
--- a/src/app/working-area/working-area.component.ts
+++ b/src/app/working-area/working-area.component.ts
@@ -180,7 +180,7 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
       antialias: true,
       transparent: false,
       resolution: 1,
-      backgroundColor: 0x1099bb// 0xffffff
+      backgroundColor: 0x00ff00// 0xffffff
     });
     this.content.nativeElement.appendChild(this.app.view);
 
@@ -702,7 +702,7 @@ export class WorkingAreaComponent extends EventEmitter implements OnInit, AfterV
   /**
    * 取消绘画
    */
-  private cancelPaint(): void {
+  public cancelPaint(): void {
     switch (this.paintMode) {
       case PaintMode.singlePointIcon:
         this.previewSinglePointIcon.visible = false;
@@ -853,7 +853,7 @@ export class SinglePointIcon extends PIXI.Container {
     fontStyle: 'normal',
     fontWeight: 'bold',
     fill: ['#000000'],
-    stroke: '#00ff99',
+    stroke: '#ffffff',
     strokeThickness: 3,
     dropShadow: true,
     dropShadowColor: '#000000',