1. For your information, you can change the font size in most web browser. For example, to change the font size according to your web browser :

Google Chrome
On the Page menu, select Zoom. Zoom > Larger

Mozilla Firefox
On the View menu, select Zoom. View > Zoom > Zoom In

Edge
On the View menu, select Text Size. View > Text Size > Largest

Macintosh shortcut: Command+

Windows Shortcut: Ctrl++

Opera
In the View menu, select Zoom. View > Zoom > %

Macintosh Shortcut: Command+

Windows Shortcut: + or 0

Safari
In the View menu, select Make Text Bigger. View > Make Text Bigger

Macintosh Shortcut: Command+

2. Configure the web browser may change in certain circumstances. If this happens,try to refer the help of the web browser.