Hello @peterfest,

To increase the size of the logo use below given CSS.

For this go to Admin Panel > Appearance > Customize > Additional CSS and paste below given CSS.

.site-branding .custom-logo-link {
    max-width: 100px;
}

You can adjust the size according to your requirement .

Hope this helps.

If this does not solve your issue Please post your site URL so that we could inspect further and help you .

Best Regards!!

Have a good day.

Hello @peterfest,,

Please replace above given CSS with the CSS given below:

img.custom-logo {
    width: 290px !important;
}

.custom-logo-link {
    max-width: 200px !important;
}

Hope this works out .

Best Regards!!