Center contact form send button and captcha in Zerif
Start off by installing the plugin Advanced CSS Editor and in Appearance -> Customize -> Advanced CSS Editor add the following code to the Global CSS area:
.form_captcha_wrap{ width: 100%; display: flex; justify-content: center; } .contact_submit_wrap{ float: none !important; width: 100%; display: flex; justify-content: center; }
Save your changes and you should be done.