Lesson four learning points

For lesson four, I have learnt more about CSS or Cascading Style Sheet. It helps to edit your webpage to a format and design that you want, like colouring the texts and changing the whole layout of the webpage, including changing the family of the text and its size. I learnt how to link the style sheet to the webpage by adding a link to the source file. I also found out many interesting things like how you can position the text anywhere you want and everything is at your control. Changing the entire webpage is just a few minutes of typing away...