/* Fix for the white gap before the header */
body {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.wp-site-blocks {
    padding-top: 0 !important;
    margin-top: 0 !important;
}

header, 
.wp-block-template-part,
.wp-block-group.is-layout-flex.wp-block-group-is-layout-flex.has-black-color.has-color-1-background-color.has-text-color.has-background {
    margin-top: 0 !important;
    padding-top: 0 !important;
}