修改宣传图

src/css/main.css

@@ -144,8 +144,8 @@
   position: absolute;
   top: 0;
   right: 0;
-  width: 500px;
-  height: 269px;
+  width: 300px;
+  height: 200px;
   background: url(../images/card.jpg) no-repeat;
   border-radius: 0 0 0 20px;
 }