Looks OK to me Bob so it must be your computer. Click on the Tools symbol at the top right of the screen and check your zoom setting – it should be 100%
Yes, some sites can do this to you. It can also happen if you open a PDF file to read. It's very irritating but probably more the fault of the offending site than your computer.
Look on the bright side, you've learned something new today….
Hi Bob I experience this and found that there is a symbol on the tool bar at the top of the page to the right that looks like a gear wheel just below the exit .Click that and you can adjust how you are viewing the screen.