When the CSS formatter supports 'flex', it's even easier: i.e., the only addition is the 'justify-content: center'. good way to center blocks vertically without using absolute This is also the way to center an image: make it into block of proposed by “Charlie” in an answer on Stack Overflow. files. External stylesheets are also much easier to maintain when you or someone else needs to make a change. JavaScript, and how to use it to add dynamic functionality to web pages Once you understand the fundamentals of HTML, we recommend that you learn HTML and CSS at the same time, moving back and forth between the two topics. images or background colors are to be used, different displays for different devices height. width of that word. In addition, the page will be displayed with a "powderblue" background within a