Drag the bookmarklets to your bookmark bar to use them! The bookmarklet comes in two versions: One shows scroll bars for all elements with overflow: scroll, and the other one only shows scroll bars when they’re not needed: elements that don’t scroll but still have overflow: scroll applied to them. Show all overflow: scroll scroll bars Show unneeded scroll bars It renders scroll bars on your page just like your Mac would if it’s set to always show scroll bars. What if it was easier to detect visible scroll bars without having them enabled across your operating system? I wrote a little bookmarklet that does just that. There’s a reason Mac hides them! Emulating scroll bars …but then you’re left with ugly scroll bars just like the rest of us, which you probably don’t want. Go to System Preferences, then General and toggle “Show scroll bars” to “Always”. Windows and Linux always show you the scroll bars, but if you’re on Mac you have to change a setting to get them to show. Yep, if you have multiple elements with overflow:scroll, the scroll bars will just stack. If add an image to a LinkedIn post, you’re shown not one but two inactive scroll bars next to each other. Spotting the issueĭisabled scroll bars are easy to spot on Windows and Linux, because you’ll have rather ugly inactive scroll bars visible on the page, for example here in the LinkedIn post creator:Ī single scroll bar is not the worst that can happen. overflow: auto: Show a scroll bar when needed. So in short: overflow: scroll: Always show a scroll bar. For that, you need overflow: auto, which lets a browser automatically determine if a scroll bar is needed - or not. In most situations however you probably only want to show a scroll bar if one is needed, and hide it when not (you know, like Mac). It may seem natural to add overflow: scroll to anything you want to be scrollable, but what it actually says is always show a scroll bar. But the actual culprit is developers using overflow: scroll when they mean overflow: auto. Often, MacOS hiding scroll bars by default is blamed for this (I know I’ve done that in the past). Either because someone points it out to them or because they attach a mouse to their mac which makes scroll bars appear. What is overflow in CSS?īefore we look at what the overflow property in CSS means, we first need to understand that “ everything in CSS is a box.” We resize these boxes to fit our desired design by decreasing or increasing the height and width.Every now and then a web developer using a Mac discovers that their beautiful design is littered with scroll bars on other platforms. I think we will have lots of fun while learning it. This article will discuss what an overflow scroll in CSS is, explain what causes this issue, and suggest ways to fix the problem, including: This is the scrolling overflow problem related to our CSS styling. Nevertheless, every frontend developer has encountered this problem more often than not. Have you ever seen a horizontal scroll bar on your screen because your web content did not fit? Have you opened a modal and the rest of the page (the background content) is still scrolling? Have you tested your site with a different browser, yet the page scrolls horizontally? I'm also skilled with React for web, React Native for Android apps, and Tailwind CSS. I am highly skilled in HTML, CSS, and JS to build web-accessible and progressive apps. Chimezie Innocent Follow I am Chimezie, a software developer based in Nigeria.
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