How do I change my font size to 18 points globally?
34414
Keeping Text Size the Same Throughout Entire Notebook File
125729
How to change the default font and size in Notes on El Capitan?
89242
How do I change the font-size of an  element within ?
46854
Is there a general method for obtaining small caps with custom fonts?
19291
Per-token font size in Sublime Text 2
38578
How to set font to Arial throughout the entire document?
134260
What does the size of the font translate to exactly?
89765
Exam with 18pt main font
35282
How to change the font size of a document?
149325
How can I specify the arrowhead size in printers points?
142111
Is there an optimal font size / line height ratio?
100594
How do I figure out the right size font / text for a given read distance?
150555
Change the size of a math symbol
91767
Detect Windows font size (100%, 125%, and 150%)
14561
How can I manually choose the size of a wide accent? (math mode)
4695
How can I stop defined points that are not displayed from influencing image size?
137256
Do fontsize environments exist?