block more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
<div style="width: 150px; height: 100px; position: fixed; top: 0px; right: 0px; border: 1px solid black;">
<div style="background: aqua; width: 150px; height: 100px; position: fixed; top: 0px; right: 0px; clip: rect(20px,60px,80px,10px);">
<a href="#block">block</a>
more text so you can practice scrolling...<br />
more text so you can practice scrolling...<br />
more text so you can practice scrolling...<br />
more text so you can practice scrolling...<br />
</div>
</div>
Remember clipping happens from top left.

more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...

more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...
more text so you can practice scrolling...