样式优化；修改视力测试结果bug

pages.json

@@ -5,7 +5,7 @@
 			"style": {
 				"navigationBar":"custom",
 				"navigationBarTitleText":"",
-				"navigationBarBackgroundImage":"/static/style/bg.png"
+				"navigationStyle":"custom"
 			}
 		},
 		{

pages/index/result.vue

@@ -31,7 +31,7 @@
 	const show_ = ref(false)
 	// 函数
 	function randomFunc() {
-		bg_index.value = parseInt((Math.random()*3))
+		bg_index.value = parseInt((Math.random()*store.bgList.length))
 		uni.getImageInfo({
 			// src:bg_imgs.value[bg_index.value],
 			src:bg_imgs.value[bg_index.value].url,