(Squarespace) How to make an Image Block sit under Navigation Header

[tuanphan]

To make an Image Block sit under Navigation Header, like this.

You can find Page ID

Then use code like this to Custom CSS.
If it doesn’t work, you can email or message me.

#collection-67218f7a1da9cb08da42ade6 {
    article>section:first-child {
        padding-top: 0px !important;
    }
    header#header, .header-background-solid {
        background-color: transparent !important;
    }
}