Extra white space at bottom, not padding, or margin, in Safari, what is it?

If you have extra white space at the bottom of a webpage in Safari, and it is not caused by padding, margin, or any other visible element, it could be due to a few other possible reasons:

1. Scrollbar Overflow: In some cases, the scrollbar itself might be causing the extra white space at the bottom. If the content of your webpage doesn't fill the entire viewport height, Safari may display a scrollbar, which takes up additional space at the bottom. This behavior can vary depending on the OS and Safari version.

   To see if this is the issue, you can try disabling the scrollbar temporarily using CSS. Add the following CSS to your webpage:

   cssCopy code
   /* Disable vertical scrollbar */
   body {
     overflow-y: hidden;
   }
   

   If the white space disappears after adding this CSS, it indicates that the scrollbar was the cause of the issue. You may need to adjust your page layout or design to account for the scrollbar.

2. Safari Safe Area: In Safari on iOS devices, there is a concept called "safe area," which ensures that content is not hidden by the device's status bar, home indicator, or rounded corners. The safe area can result in extra white space at the bottom of the page, especially on devices with notches or rounded corners.

   To handle the safe area, you can use CSS properties like padding-bottom or margin-bottom to give some extra space at the bottom of your content. For example:

   cssCopy code
   body {
     padding-bottom: env(safe-area-inset-bottom);
   }
   

3. Browser Zoom: Sometimes, the browser zoom level may affect the layout, causing unexpected white space. Try resetting the browser zoom to its default level and see if the issue persists.

4. Hidden Elements: Double-check for hidden or invisible elements at the bottom of the page, which could be causing the extra space.

5. Browser Extensions: Certain browser extensions or add-ons might interfere with the page rendering, causing extra space. Try disabling extensions one by one to see if any of them are causing the issue.

If none of the above suggestions resolve the issue, consider providing more context or code snippets related to the problem to better understand the specific scenario and help identify the cause of the extra white space.