![]() I hope you find it useful! Test With Real Content How to Avoid Overflow in CSSīelow are things to check to reduce overflow issues in CSS. Moreover, applying overflow-x: hidden to the body element is not a good idea because position: sticky won’t work if a parent has overflow-x: hidden. If you have overflow, then it’s better to solve the root issue. ![]() Opting for overflow-x: hidden is like putting on a bandage without addressing the problem. Is Applying overflow-x: hidden to body a Good Idea? ( Large preview)ĭouble-check every ad on the website to ensure that it’s not causing overflow. Mobile viewport with an overflow caused by an ad that is wider than the viewport. Add overflow-x: hidden to the parent element to prevent this. * px)`Īds injected on page load can cause overflow if they’re wider than their parent. var docWidth = Īpplying CSS’ outline to all elements on the page gives us a hint about elements that go beyond the page’s body. This is handy for pages with a lot of elements. We can add a snippet to the browser console to show any elements wider than the body. ( Large preview) Using JavaScript to Find Elements Wider Than the Body Whenever you can scroll, there is an overflow in play. If you’re able to scroll, this is a warning that something is wrong with the page. The first way to discover an overflow issue is by scrolling the page horizontally. Let’s explore the ways to detect overflow. There are different ways to detect overflow, from manually scrolling to the left or right or by using JavaScript. If we know when and where it happens, we can home in on that part of a web page. We will explore all of the causes in this article.Īn important part of solving this issue is noticing it in the first place. It could occur because of unexpectedly wide content or a fixed-width element that is wider than the viewport. Overflow with a fixed-width element that is wider than the viewport. An overflow issue occurs when a horizontal scrollbar unintentionally appears on a web page, allowing the user to scroll horizontally. What Is an Overflow Issue?īefore discussing overflow issues, we should ascertain what one is. Some issues can be fixed quickly, and some need a little debugging skill. Because there are many causes of scrollbar problems, there is no straightforward solution. If you’re a front-end developer, you may have come across horizontal scrollbar issues, especially on mobile. ![]() We will also explore how modern features in the developer tools (DevTools) can make the process of fixing and debugging easier. But, at least I know now that I'll never forget it again.In this article, we will explore the causes of overflow issues and how to solve them. Looking back at this now, it seemed silly that this approach didn't occur to me immediately. Aside from nav-bars, it's a difficult experience to get right. When possible, you should avoid a user experience (UX) in which fixed elements overlap with scrollable content. If you want the boxes to remain fixed in the corners, things get more complicated especially in a context that may or may not present a scrollbar. And, in the second approach, the four corner boxes are positioned relative to the inner content wrapper, which creates a more "intuitive" bounding box for the content.ĪSIDE: If you try the demo, you'll see that in the first approach the absolutely-positioned corner boxes scroll with the content. Now, when we run this code, we get the following output:Īs you can see, in the first approach, the four corner boxes are positioned relative to the overflow viewport. In the first approach, the relative position is applied to the "overflow" container and, in the second approach, it's being applied to the content wrapper. This allows theĪbsolutely positioned elements to anchor to the bounding box of the content,Īs you can see, the main difference between the two approach lies in where the "position: relative" style is applied. Onto a content wrapper (contained within the overflow area). Here, we're moving the position-anchoring off of the overflow container and Yay, content!Yay, content!Yay, content!Yay, content! Positioned elements to anchor to the actual viewport of the container. Here, the overflow container is, itself, acting as the anchor for the Using Position Absolute Inside A Scrolling Overflow Container
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