![]() The element will be hidden, but still affect the layout.ĮDIT: A Google search provided support for my theory that display:none prevents image downloads - as long as they areīackground images and the browser supports such images.Menus Icon Bar Menu Icon Accordion Tabs Vertical Tabs Tab Headers Full Page Tabs Hover Tabs Top Navigation Responsive Topnav Split Navigation Navbar with Icons Search Menu Search Bar Fixed Sidebar Side Navigation Responsive Sidebar Fullscreen Navigation Off-Canvas Menu Hover Sidenav Buttons Sidebar with Icons Horizontal Scroll Menu Vertical Menu Bottom Navigation Responsive Bottom Nav Bottom Border Nav Links Right Aligned Menu Links Centered Menu Link Equal Width Menu Links Fixed Menu Slide Down Bar on Scroll Hide Navbar on Scroll Shrink Navbar on Scroll Sticky Navbar Navbar on Image Hover Dropdowns Click Dropdowns Cascading Dropdown Dropdown in Topnav Dropdown in Sidenav Resp Navbar Dropdown Subnavigation Menu Dropup Mega Menu Mobile Menu Curtain Menu Collapsed Sidebar Collapsed Sidepanel Pagination Breadcrumbs Button Group Vertical Button Group Sticky Social Bar Pill Navigation Responsive Header However, the element will still take up the same space as before. The element will be hidden, and the page will be displayed as if the element is not there. Hiding an element can be done by setting the display property to.I suspect that setting is enough to hold back the downloads. These both contain the CSS setting of ' display: none !important ' (and nothing else). See in the Bootstrap 3 stylesheets are the media queries for xs-hidden and sm-hidden. It can't be my media query, as removing that wrapper from my background image CSS made no difference. The only thing that was continuing to puzzle me is what exactly was preventing the image download on smaller screens. They are only downloaded when I make the window wider. He also recommended that I use CSS wrapped inside a media query to define my background images and I have already implemented his suggestion.Īccording to the network tracing in Firefox, my current code is successfully preventing download of those images when the window is narrow. You don't appear to have read the earlier posts in this thread, as you are repeating advice previously given by Bruce. You could use Media query,CSS background images or Lazy loading to achieve it. ESright definitions in my stylesheet are currently wrapped in a media query with a min-width setting of 900px.Īs far as I think,xs-hidden and sm-hidden cann't prevent image downloads.Browsers load images even when they’re hidden. ![]() ![]() Images or must I wrap the image specifications in a new media query?ĮDIT: I'm guessing the answer is yes, so the. Is that enough to avoid unnecessary downloading of background These Bootstrap classes make use of media queries that check the screen size. However, I am still using hidden-xs and hidden-sm in the markup to hide the left and right columns on smaller screens. The background image specifications have been moved from the html markup to those new class definitions in CSS. ![]() I have now given my left and right column divs additional class specification of ESleft and ESright respectively. So using a media query, in small mode, your hidden content would have no background images defined. Just as bootstrap does, you should try to only use background images defined in media queries.
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