Register buttons are a trend among Chaturbate users.
Even if CGC does not recommend this type of editing from two main reasons (Chaturbate article, responsive issues, screen resolution overlapping elements); we were asked to provide such buttons along with related markup code.

OUR designs does not and will not include this particular type of elements. Read more here

The basic markup code to render and display a Register button (graphic, image with a link) is using absolute position

<a href="YOUR URL HERE" style="display:block;width:240px;height:70px;position:absolute; top:1%; left:65%; padding:0px; margin:0px;text-align:center;box-sizing:border-box;line-height:normal;"><img src="https://cdn.4cgc.media/c/u/520476279851687b6dabcc7189410390/2019/03/13070701/cgc_01cbreg.gif" style="display:block;width:100%;height:auto;margin:0 auto;"/></a>

<a href="YOUR URL HERE" style="display:block;width:240px;height:70px;position:absolute; top:1%; left:65%; padding:0px; margin:0px;text-align:center;box-sizing:border-box;line-height:normal;"><img src="https://cdn.4cgc.media/c/u/520476279851687b6dabcc7189410390/2019/03/13070700/cgc_02cbreg.gif" style="display:block;width:100%;height:auto;margin:0 auto;"/></a>

<a href="YOUR URL HERE" style="display:block;width:240px;height:70px;position:absolute; top:1%; left:65%; padding:0px; margin:0px;text-align:center;box-sizing:border-box;line-height:normal;"><img src="https://cdn.4cgc.media/c/u/520476279851687b6dabcc7189410390/2019/03/13070700/cgc_03cbreg.gif" style="display:block;width:100%;height:auto;margin:0 auto;"/></a>

Replace YOUR URL HERE with your CB affiliate url
The above demo codes will display an animated micro banner on top-right side (next to Username box) browser window from Chaturbate bio page.