diff --git a/docs/chapter_data_structure/character_encoding.md b/docs/chapter_data_structure/character_encoding.md
index 0885f2a83..9b7befcb5 100644
--- a/docs/chapter_data_structure/character_encoding.md
+++ b/docs/chapter_data_structure/character_encoding.md
@@ -80,8 +80,8 @@ UTF-8 的编码规则并不复杂，分为以下两种情况。
 
 出于以上原因，部分编程语言提出了一些不同的编码方案。
 
-- Python 3 使用一种灵活的字符串表示，存储的字符长度取决于字符串中最大的 Unicode 码点。对于全部是 ASCII 字符的字符串，每个字符占用 1 个字节；如果字符串中包含的字符超出了 ASCII 范围，但全部在基本多语言平面（BMP）内，每个字符占用 2 个字节；如果字符串中有超出 BMP 的字符，那么每个字符占用 4 个字节。
+- Python 中的 `str` 使用 Unicode 编码，并采用一种灵活的字符串表示，存储的字符长度取决于字符串中最大的 Unicode 码点。若字符串中全部是 ASCII 字符，则每个字符占用 1 个字节；如果有字符超出了 ASCII 范围，但全部在基本多语言平面（BMP）内，则每个字符占用 2 个字节；如果有超出 BMP 的字符，则每个字符占用 4 个字节。
 - Go 语言的 `string` 类型在内部使用 UTF-8 编码。Go 语言还提供了 `rune` 类型，它用于表示单个 Unicode 码点。
-- Rust 语言的 str 和 String 类型在内部使用 UTF-8 编码。Rust 也提供了 char 类型，用于表示单个 Unicode 码点。
+- Rust 语言的 str 和 String 类型在内部使用 UTF-8 编码。Rust 也提供了 `char` 类型，用于表示单个 Unicode 码点。
 
 需要注意的是，以上讨论的都是字符串在编程语言中的存储方式，**这和字符串如何在文件中存储或在网络中传输是两个不同的问题**。在文件存储或网络传输中，我们通常会将字符串编码为 UTF-8 格式，以达到最优的兼容性和空间效率。
diff --git a/docs/overrides/partials/footer.html b/docs/overrides/partials/footer.html
deleted file mode 100644
index 59cd4956b..000000000
--- a/docs/overrides/partials/footer.html
+++ /dev/null
@@ -1,36 +0,0 @@
-<!--
-  Copyright (c) 2016-2023 Martin Donath <martin.donath@squidfunk.com>
-
-  Permission is hereby granted, free of charge, to any person obtaining a copy
-  of this software and associated documentation files (the "Software"), to
-  deal in the Software without restriction, including without limitation the
-  rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
-  sell copies of the Software, and to permit persons to whom the Software is
-  furnished to do so, subject to the following conditions:
-
-  The above copyright notice and this permission notice shall be included in
-  all copies or substantial portions of the Software.
-
-  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-  FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
-  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
-  IN THE SOFTWARE.
--->
-
-<!-- Footer -->
-<footer class="md-footer">
-  <!-- Further information -->
-  <div class="md-footer-meta md-typeset">
-    <div class="md-footer-meta__inner md-grid">
-      {% include "partials/copyright.html" %}
-
-      <!-- Social links -->
-      {% if config.extra.social %}
-        {% include "partials/social.html" %}
-      {% endif %}
-    </div>
-  </div>
-</footer>
\ No newline at end of file
diff --git a/docs/stylesheets/extra.css b/docs/stylesheets/extra.css
index 0b99df253..0db2dc4ff 100644
--- a/docs/stylesheets/extra.css
+++ b/docs/stylesheets/extra.css
@@ -78,6 +78,10 @@
   font-weight: 500;
 }
 
+.md-typeset h5 {
+  text-transform: none;
+}
+
 /* Image align center */
 .center {
   display: block;