

It's often considered best practice to also add Helvetica as a

The list of actual web safe fonts will change as operating systems evolve, but it's reasonable to consider the following fonts web safe, at least for now (many of them have been popularized thanks to the Microsoft Core fonts for the Web initiative in the late 90s and early 2000s): Name There is no way to know this in every case, but the web safe fonts are known to be available on nearly all instances of the most used operating systems (Windows, macOS, the most common Linux distributions, Android, and iOS). The problem is to find a way to know which font is available on the computer used to see our web pages.

Most of the time, as web developers we want to have more specific control over the fonts used to display our text content. Speaking of font availability, there are only a certain number of fonts that are generally available across all systems and can therefore be used without much worry. This would make all paragraphs on a page adopt the arial font, which is found on any computer.
