CSS font

font-family apply to word's font, when name of the font is two words, we need "".
The font-family property changes the typeface of text.


serif is for printed material, sans-serif is for digital material.
Serif fonts have extra details on the ends of each letter. Sans-Serif fonts do not.


fallback fonts are for spare, prepared font. once the main font isn't available, the fallback font will be applied.
Fallback fonts are used when a certain font is not installed on a user's computer.

some font is available on online, for free. good example is google fonts. it is loaded at html file, not css.
Google Fonts provides free fonts that can be used in an HTML file with the <link> element.

there are default size of heading, subheading, paragraph. we can define the size of letter by pixels, ems, percentages.
Font size can be specified using pixels, ems, or percentages.

line-spacing use em unit and increase the readability of readers.
The vertical spacing between lines of text can be modified with the line-spacing property.

word-spacing is space between words.
The horizontal spacing between words can be modified with the word-spacing property.

letter-spacing is simmer to word-spacing but between letters.
The spacing between letters, the kernel, can be modified with the letter-spacing property.

they can bolded by font-weight.
Text can appear bold with the font-weight property.

they can italics by font-style
Text can appear in italics with the font-style property.

text-transform is for capitals and not.
Text can appear in all uppercase or all lowercase with the text-transform property.

aligning is by text-align, left or right or center.
Text can be aligned with the text-align property.