Well if You are a beginner to HTML then it would be the right place to learn HTML
Creating Stunning styles by using CSS. You Would learn hear every aspect in CSS how to Use, Writen with Lots of Examples.
Creating attractive Web Pages, it only possible with colors.If you want color codes go throw this.
Python can be used on a server to create web applications. It would help you to connect the Database.
SQL used for storing information in Database. It gives you to manipulating data. Using SQL you can insert, update, delete, create etc.
Diploma In Computer Science(DCA).
Here you would learn computer basics to advance etc.
C language Tutorial
C is very easy language. Using C language, You can create operating system, Text Editor software, Utilities etc.
CPP is a popular programming language. Using CPP language, You can create computer programs, Utilities etc.