fix bug

src/views/multiPage/index.vue

@@ -24,7 +24,7 @@
       </div>
     </div>
     <div style="position: absolute;left:0;top:40%;z-index: 10000000;">
-      <div style="width:100%;text-align:center;font-size:50px;color:#000;opacity: 0.15">{{watermark}}</div>
+      <div style="width:100%;text-align:center;font-size:50px;color:#003;opacity: 0.2">{{watermark}}</div>
     </div>
 
   </div>