How to make Social Media Icons bigger in Squarespace 7.1

Site URL: https://snorkelcookislands.com/contact

Hey guys,

I'm wanting to make my social media icons on my contact page BIGGER than Extra Large, as they're still quite small.

Any help with CSS would be much appreciated

Page is: snorkelcookislands.com/contact

PW is: snorkel

Add to Home > Design > Custom CSS

div#block-yui_3_17_2_1_1592270657102_4612 nav a {
    width: 70px;
    height: 70px;
}