f

src/render/styles/base.less

@@ -5,6 +5,12 @@ body {
   font-size: 14px;
   color: @text-color1;
 }
+img {
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -khtml-user-select: none;
+  -ms-user-select: none;
+}
 #app {
   height: 100%;
   background-color: #fff;