[Bitrix] Fix top bitrix panel offset

bx-panel-offset-fix.css

/* // * Fix top bitrix panel offset */
:root {
    --bx-panel-top-offset: 0px;
}

:has(#bx-panel.bx-panel-fixed) {
    --bx-panel-top-offset: 39px;
}

:has(#bx-panel.bx-panel-fixed:not(.bx-panel-folded)) {
    --bx-panel-top-offset: 147px;
}

/* for Bootstrap */
.sticky-top {
    top: var(--bx-panel-top-offset, 0) !important;
}

/* Customizing: */
/* example */

:has(#bx-panel.bx-panel-fixed) header.header {
    top: var(--bx-panel-top-offset) !important;
}

.burger-menu {
    top: calc(var(--bx-panel-top-offset) + 4.375rem) !important;
}

.burger-menu--top {
    top: calc(var(--bx-panel-top-offset) + 6.875rem) !important;
}

@media screen and (max-width: 1023px) {
    .burger-menu {
        top: calc(var(--bx-panel-top-offset) + 2.75rem) !important;
    }
}