I want two put two characters together and use it as a single symbol that will be scalable. I am searching for a general way of doing this.
For example, I want to combine the middle dot and O to get a dot inside the O. (I know there is a single character for this but this is an example).
MWE:
Desired result: ʘ <span style="font-size:200%">ʘ</span>
<div style="padding:20px">
<span style="letter-spacing:-3px">·O</span>
<span style="font-size:200%; letter-spacing:-3px">·O</span>
<br>
<span style="letter-spacing:-6px">·O</span>
<span style="font-size:200%; letter-spacing:-6px">·O</span>
<br>
<span style="letter-spacing:-9px">·O</span>
<span style="font-size:200%; letter-spacing:-9px">·O</span>
<br>
<span style="letter-spacing:-12px">·O</span>
<span style="font-size:200%; letter-spacing:-12px">·O</span>
<br>
<span style="letter-spacing:-15px">·O</span>
<span style="font-size:200%; letter-spacing:-15px">·O</span>
<br>
<span style="letter-spacing:-18px">·O</span>
<span style="font-size:200%; letter-spacing:-18px">·O</span>
<br>
<span style="letter-spacing:-21px">·O</span>
<span style="font-size:200%; letter-spacing:-21px">·O</span>
</div>