private void OpenWebView(string url)
        {
            BrowserOptions options = new BrowserOptions {
                ChromeShowTitle            = true,
                ChromeToolbarColor         = AppTheme.BrowserNavColor(),
                SafariBarTintColor         = AppTheme.BrowserNavColor(),
                UseSafariReaderMode        = true,
                UseSafariWebViewController = true
            };

            // Android: opens in chrome custom tab if available
            // iOS open in SafariVC if available
            CrossShare.Current.OpenBrowser(url, options);
        }