serve different images for mobile w3schools code example
Example 1: responsive img
.responsive-img {
max-width:100%;
display:block;
height:auto;
}
Example 2: making image responsive
<p>
<a href="MY WEBSITE LINK" target="_blank">
<img src="IMAGE LINK" style='width:100%;' border="0" alt="Null">
</a>
</p>