Where is the default font size declared in the user agent ...

Click the drop-down menu next to Size in the Fonts & Colors section and click a number from the list to set a default font size. Firefox uses this size when a ...

Changing Font · In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version. · In the General ...

2016年2月21日 — Default Font-size seems to be 12px. All other browsers (even Firefox at Windows) use 16px. Also the font is not the standard Times New Roman.

2019年4月24日 — If you were using Firefox's own Colors dialog, the default text color is black and the default background color is white. Firefox has a separate ...

In the General panel, go to the Language and Appearance section. ... Under Zoom, use the drop-down menu for Default zoom to select a zoom level for all pages.

Simply click on the font you want from the drop down to select and change the default font. Click on the dropdown menu and select your new font. That's it! You ...

2021年5月3日 — The default font is Times New Roman, size 16. Click on the Default font dropdown menu to change the font. Click on the Size dropdown menu to ...

Click on the Default Font drop-down box. This will show a list of fonts you can choose from. Just scroll down and select the font you want.