nostr:npub1zylk3x2cvl79r854gtnqjvh7cjns6zzynvf39llvfvh6gl89cgvslct54n 
In Safari for Mac, the Exclamation point, question mark, ellipsis buttons are still rounded and on iOS, they're circles. Maybe add `appearance: none` which also changes the Mac border style and background color and doesn't seem to change the buttons in Chrome or Firefox for Mac.

https://s3.c.im/media_attachments/files/111/026/372/947/483/915/original/a1dc9a1b3b57500e.png

https://s3.c.im/media_attachments/files/111/026/374/372/207/372/original/5e5a46c696e164bf.png

https://s3.c.im/media_attachments/files/111/026/414/569/649/491/original/07d04421d4d26ad2.png

https://s3.c.im/media_attachments/files/111/026/416/149/962/483/original/0f729a3f303c5240.png