样式优化

src/pages/index.vue

@@ -39,7 +39,7 @@
           <view class="nav-title u-font-32 bold line-44 u-text-center"
                 :style="{
               paddingTop: `${navTitleStyle.paddingTop}rpx`,
-              lineHeight: '44rpx',
+              lineHeight: `${navTitleStyle.lineHeight}rpx`,
               fontSize: `${navTitleStyle.fontSize}rpx`,
               opacity: navTitleStyle.opacity
             }">