change header but now can't change it back

Unless you provide a link to a page demonstrating the problem, no one will be able to offer much in the way of assistance.

sorry

https://www.howtomakemoney-2.co.uk

Remove text-transform: uppercase; from:

.logo {
    font-family: 'Segoe UI',Arial,Helvetica,sans-serif;
    font-weight: 700;
    text-transform: uppercase;
}

in default.css

Default: Stylesheet (style.css)

I am in above but can’t see anything saying logo

Godthis is a nightmare, been on it for hours

thankyou so much for trying to help me

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Try adding:

.logo {
    text-transform: none !important;
}

to the bottom of style.css

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Nope its still in capitals