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 CTRL+scroll wheel (up and down) to change the font size.How do i change the font on the screen of my internet?
Try holding down the CTRL button and hitting the += button (next to backspace) this will increase the entire screen, also increasing your font size
click on ';view'; [in the top left of the browser] and go down to text size. You might have to press ';alt'; on the keyboard to make the menu appear.