how to use a font in css code example

Example 1: import font css

@font-face {
  font-family: "Open Sans";
  src: url("/fonts/OpenSans-Regular-webfont.woff2") format("woff2"),
       url("/fonts/OpenSans-Regular-webfont.woff") format("woff");
}

Example 2: how to link fonts css

@font-face {
  font-family: myFirstFont;
  src: url(sansation_light.woff);
}

div {
  font-family: myFirstFont;
}
/*Name the font-family and link the font file in the @font-face rule*/

Example 3: css font face

@font-face {
  // Defining what the font will be called
  font-family: thisSpecialFont;
  // Linking to the font file
  src: url(linkToFontFile.woff);
}
body {
  font-family: thisSpecialFont;
}

Example 4: css how to embed fonts

/************* How to embed fonts using GOOGLE FONTS? ******************
This will ensure that the Font type of your choice will appear for all 
users, regardless of whether or not they have this Font installed!


1º -  Go to https://fonts.google.com/


2º - Choose a Font and, for that particular choice, you mark the option: 
     "Select this style". Do this for every Font you wish to incorporate


3º - In the page of your "Selected Family", go to the option "Embed"


4º - Copy the link and paste in the <header> of your html file: */
<link href="https://fonts.googleapis.com/css2?family=..." 
  rel="stylesheet"> /*


5º - Finish by copying the "CSS rules to specify families" that the site 
gives you and (in your css file) pasting a new property to your element, 
for exemple: */

h1 {
  font-family: "Sacramento", cursive;
}

Example 5: define font css

body {
  font: normal small-caps normal 16px/1.4 Georgia;
}

/* is the same as:

body {
  font-family: Georgia;
  line-height: 1.4;
  font-weight: normal;
  font-stretch: normal;
  font-variant: small-caps;
  font-size: 16px;
}
 */