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function getTotalHeightIncludingMargin(element) { if (!element) return 0; const style = window.getComputedStyle(element); const marginTop = parseFloat(style.marginTop); const marginBottom = parseFloat(style.marginBottom); return element.offsetHeight + marginTop + marginBottom; } function updateAnnouncementContainerHeight() { const socialLinksHeight = getTotalHeightIncludingMargin(socialLinks); const announcementHeight = getTotalHeightIncludingMargin(announcement); const height = Math.max(socialLinksHeight, announcementHeight); announcementContainer.style.height = height + 'px'; } function resetAnnouncementContainerHeight() { announcementContainer.style.height = 'auto'; } const socialLinks = document.getElementById('socialLinks'); const announcement = document.querySelector('.pc-announcement'); const announcementContainer = document.querySelector('.announcement-container'); const resizeObserver = new ResizeObserver(() => { if (window.matchMedia("(min-width: 960px)").matches) { updateAnnouncementContainerHeight(); }else { resetAnnouncementContainerHeight(); } }); if (socialLinks) { resizeObserver.observe(socialLinks); } if (announcement) { resizeObserver.observe(announcement); }

const updateHeaderMetrics = () => { const header = document.getElementById('header'); const rect = header.getBoundingClientRect(); const headerHeight = rect.bottom; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); }; window.addEventListener('DOMContentLoaded', updateHeaderMetrics); window.addEventListener('resize', updateHeaderMetrics); const header = document.getElementById('header'); const resizeObserver = new ResizeObserver(entries => { for (let entry of entries) { const rect = entry.target.getBoundingClientRect(); const headerHeight = rect.bottom; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); } }); resizeObserver.observe(header);

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Have questions but not sure who to contact? Please contact our customer service team and let us know how we can help.

Company: Chengdu Yihong Dingsheng Trading Co., Ltd.
Address: Room 1905, 19th Floor, Building 21, No. 1201, Section 2, Lushan Avenue, Wan'an Street, Tianfu New Area, Chengdu, (Sichuan) Pilot Free Trade Zone, Chengdu, Sichuan, 610213, China
Email: support@fsjheels.com
Tel: 86+189 8212 2638