Css counters

body {
  counter-reset: section;                    /* On initialise le compteur à 0 */
}

h3::before {
  counter-increment: section;                /* On incrémente le compteur section */
  content: "Section " counter(section) " : "; /* On affiche le compteur */
}

Source: developer.mozilla.org

Counter-style counter css counters

@counter-style circled-alpha {
  system: fixed;
  symbols: Ⓐ Ⓑ Ⓒ Ⓓ Ⓔ Ⓕ Ⓖ Ⓗ Ⓘ Ⓙ Ⓚ Ⓛ Ⓜ Ⓝ Ⓞ Ⓟ Ⓠ Ⓡ Ⓢ Ⓣ Ⓤ Ⓥ Ⓦ Ⓧ Ⓨ Ⓩ;
  suffix: " ";
}

Source: developer.mozilla.org

Similar codes

6 votes142 views4 answers
Disable click css
CSS
3 votes146 views1 answer
Trash icon in fontawesome
CSS
0 vote164 views1 answer
Ufw allow from subnet
CSS
1 vote143 views1 answer
Blur edges css
CSS
0 vote150 views1 answer
Css calc margin-top based on height?
CSS
0 vote174 views1 answer
Adding active Class with JavaScript
CSS
0 vote166 views1 answer
Css varianbes
CSS
-1 vote172 views2 answers
Trasition opacity
CSS
0 vote146 views1 answer
How to loop a javascript array
CSS
65 votes146 views3 answers
Css set variable
CSS