official javascript logo code example
Example: js logo
<button class="js">JS</button>
<style>
.js{
background-color: rgb(233, 233, 21);
color: black;
padding-top: 15px;
padding-left: 15px;
font-weight: bold;
width: 40px;
height: 40px;
border: none;
position: absolute;
}
</style>