How to Make the Sticky Logo Bigger

The default view of the sticky header is like below:

To make your sticky logo bigger, navigate to "Appearance > Customize > Additional CSS" and place the code below:

.top-extra-inner { height: 80px; }
.sticky-logo-container img { height: 50px; }

And here's the result:

The default value for the sticky logo is 30px (.sticky-logo-container img).