From d05aa2c920aec8a7cca4fd589af05c7c7354b95c Mon Sep 17 00:00:00 2001
From: Mimi <1119186082@qq.com>
Date: Fri, 22 Nov 2024 02:56:35 +0800
Subject: [PATCH] Add comment

---
 source/css/_common/outline/sidebar/sidebar-toc.styl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/css/_common/outline/sidebar/sidebar-toc.styl b/source/css/_common/outline/sidebar/sidebar-toc.styl
index efeca29..b926524 100644
--- a/source/css/_common/outline/sidebar/sidebar-toc.styl
+++ b/source/css/_common/outline/sidebar/sidebar-toc.styl
@@ -43,6 +43,7 @@ if (hexo-config('toc.enable')) {
 
         .active > .nav-child {
           height: auto;
+          // https://caniuse.com/mdn-css_types_calc-size
           height: calc-size(auto, size);
           opacity: 1;
         }