<mark> example html

Example 1: html symbol check mark

<!-- 
   UNICODEU       +02713
   HEX CODE       &#x2713;
   HTML CODE      &#10003;
   HTML ENTITY    &check;
   CSS CODE       \2713 
-->
<!-- html example -->
<span> &#10003; </span>

<!-- // css example -->
span {
  content: "\2713";
}

Example 2: mark tag in html

mark {
  display: inline-block;
  line-height: 0em;
  padding-bottom: 0.5em;
}