Circled plus sign

https://stackoverflow.com/a/25301259

HTML

<!--
https://stackoverflow.com/a/25301259
-->
<h1>
   Circled plus sign:
	<span>+</span>
</h1>

CSS

body {
   font-family: system-ui, sans-serif;
   padding: 20px;
   }
h1 span {
   display: inline-block;
   width: 0.9em;
   height: 0.9em;
   line-height: 0.8em;
   text-align: center;
   color: teal;
   background-color: palegoldenrod;
   border: 0.18em solid;
   border-radius: 1000px;
   padding-left: 1px;
   cursor: pointer;
   }