How do i change the font on the screen of my internet?

Words on screen of internet on my pc are so small and fent too. I cant hardly tell what I am typing half the time. How do i change it to a higher font so i can see what I am typing? Please let me know. I Need to know soon!!How do i change the font on the screen of my internet?
Hold down Ctrl and use the scroll wheel on the mouse to zoom in and out (hopefully your mouse has a scroll wheel).How do i change the font on the screen of my internet?
If you don't have a scroll wheel, you can always go up to ';View'; on the top of the screen, and then go down ';Text Size'; and choose one that is better for you!