Doc: Remove inline styles of README (#18)

Author: luckrnx09

README-zh_CN.md

@@ -1,18 +1,18 @@
-<div style="text-align: center;">
+<div align="center">
  <a href="./README.md">English</a> | 简体中文
- <p>一本基于 <a href="https://github.com/luckrnx09/abook">abook</a> 编写的开源电子书</p>
+ <p>一本基于 <a target="_blank" href="https://github.com/luckrnx09/abook">abook</a> 编写的开源电子书</p>
 </div>
 
 
-<div style="text-align:center; margin: 2em 0;">
-    <img src="./static/img/book_cover_zh-cn.png" style="width: 80%;" />
+<div align="center">
+    <img src="./static/img/book_cover_zh-cn.png" width="60%" />
 </div>
 
 
 《JavaScript 工程师的 Python 指南》是一本开源电子书，涵盖了从 Python 环境安装到项目开发的方方面面。本书通过案例对比了 JavaScript 和 Python 语言的异同，帮助 JavaScript 工程师快速掌握 Python 语言。
 
-<div style="text-align: center; margin-bottom:2em;">
- <a href="https://luckrnx09.github.io/python-guide-for-javascript-engineers/zh-cn">在线阅读 🚀</a>  
+<div align="center">
+ <a target="_blank" href="https://luckrnx09.github.io/python-guide-for-javascript-engineers/zh-cn">在线阅读 🚀</a>  
 </div>
 
 欢迎提交 PR 对本书的内容进行补充、修正以及翻译。

README.md

@@ -1,18 +1,19 @@
-<div style="text-align: center;">
+<div align="center">
  English | <a href="./README-zh_CN.md">简体中文</a>
-  <p>An open-source ebook powered by <a href="https://github.com/luckrnx09/abook">abook</a></p>
+  <p>An open-source ebook powered by <a 
+  target="_blank" href="https://github.com/luckrnx09/abook">abook</a></p>
 </div>
 
 
-<div style="text-align:center; margin: 2em 0;">
-    <img src="./static/img/book_cover.png" style="width: 80%;" />
+<div align="center">
+    <img src="./static/img/book_cover.png" width="60%" />
 </div>
 
 
 The Python Guide for JavaScript Engineers is an open source ebook that covers everything from Python environment installation to project development. This book compares the similarities and differences between JavaScript and Python through cases to help JavaScript engineers quickly master the Python language.
 
-<div style="text-align: center; margin-bottom: 2em;">
- <a href="https://luckrnx09.github.io/python-guide-for-javascript-engineers">Read it online 🚀</a> 
+<div align="center">
+ <a target="_blank" href="https://luckrnx09.github.io/python-guide-for-javascript-engineers">Read it online 🚀</a> 
 </div>
 
 Welcome to submit PR to supplement, revise and translate the content of this book.