更新：增加“课程首页”功能

components/nav-bar/nav-bar.vue

@@ -2,7 +2,8 @@
 	<view class="navbar">
 		<view class="statusBar" :style="{height:getStatusBarHeight()+'px'}"></view>
 		<view class="titleBar" :style="{height:getTitleBarHeight()+'px'}">
-			<wd-navbar :title="title" :left-arrow="leftArrow" @click="handleClickLeft">
+			<wd-navbar v-if="title" :title="title" :left-arrow="leftArrow" @click="handleClickLeft"></wd-navbar>
+			<wd-navbar v-else :left-arrow="leftArrow" @click="handleClickLeft">
 				<template #title>
 					<slot name="title"></slot>
 				</template>
@@ -38,7 +39,14 @@ const handleClickLeft = () => {
 		top: 0;
 		left: 0;
 		width: 100%;
-		background: var(--wot-navbar-background);
 		z-index: 9;
+
+		.statusBar{
+			background: var(--wot-navbar-background);
+		}
+
+		.titleBar{
+			background: var(--wot-navbar-background);
+		}
 	}
 </style>