How to add custom Css buttons on customer dashboard link like edit, change password

[mohammad_shehna]

Canj anyone help me, I'm using SM theme, Under customer dashboard > my account  adding CSS button on link like edit, change password. 
https://drive.google.com/file/d/19CmWAhTchlco0TDlrGQYLirax1k898p9/view?usp=sharing