Update README.md

Author: mglsj

README.md

@@ -1,33 +1,58 @@
-# Library Manager (python, SQL, and tkinter)
+<h1 align="center"> Library Manager (python, SQL, and tkinter)</h1>
 
 AVBIL Library Manager
-Software Requirements:
-	•	Python 3.x
-	•	MySQL
-	•	Pip (To install modules)
-
-Python (Required Modules)
-	•	Tkinter ( pip install tk )
-	•	PyMySQL ( pip install pymysql )
-	•	Pillow ( pip install pillow )
+-------------
+
+
+<h3>Software Requirements:</h3>
+
+- Python 3.x
+- MySQL
+- Pip (To install modules)
+
+<h3>Python (Required Modules)</h3>
+
+- Tkinter
+```sh
+pip install tk
+``` 
+- PyMySQL
+```sh
+pip install pymysql
+``` 
+- Pillow
+```sh
+pip install pillow
+``` 
+
 Or run “modules.bat” in prerequisites folder
 
-MySQL Requirements
-	•	Database with two tables: Book table and Issue table
+<h3>MySQL Requirements</h3>
+
+Database with two tables: 
+- Book table 
+- Issue table
+
 Or run these 4 commands in MySQL Commandline Client one by one:
-	create database db;
-	use db;
-	create table books(bid varchar(20) primary key, title varchar(30), author varchar(30), status varchar(30));
-	create table books_issued(bid varchar(20) primary key, issuedto varchar(30));
+```sql
+create database db;
+use db;
+create table books(bid varchar(20) primary key, title varchar(30), author varchar(30), status varchar(30));
+create table books_issued(bid varchar(20) primary key, issuedto varchar(30));
+```
+<h3>Authentication</h3>
 
-Authentication
 Put your MySQL connection details on the credentials.txt in the following format:
-	HOST
-	USER
-	PASSWORD	
-	DATABASE NAME
+```
+HOST
+USER
+PASSWORD	
+DATABASE NAME
+```
 Do not change anything if using defaults in MySQL.
 
+![image](https://user-images.githubusercontent.com/73988826/133984139-50a13548-b3f9-46fb-8108-d6b248799ac1.png)
+
 How to Launch
 Click on launch.bat
 OR