add：首页菜单

home.css

@@ -360,6 +360,9 @@ border-right: 1px solid #eee; */
 .check-module.zicha {
   background-image: url('image/code/bg4.png');
 }
+.check-module.yanlian {
+  background-image: url('image/code/bg6.png');
+}
 .check-module.shangbao {
   background-image: url('image/code/home/shangbao.png');
 }