Before After Hover Peek
An image-comparison thumbnail expands its AFTER region across the BEFORE view.
An image-comparison thumbnail expands its AFTER region across the BEFORE view.
Live Demo
Hover over the element or use Tab to focus.
Source Code
Copy the HTML, CSS or JavaScript you need for your project.
HTML
<a href="#comparison" class="tbx-1108" aria-label="View before-and-after renovation comparison"><span class="tbx-1108__before" aria-hidden="true"><i></i><span>BEFORE</span></span><span class="tbx-1108__after" aria-hidden="true"><i></i><span>AFTER</span></span><span class="tbx-1108__divider" aria-hidden="true"></span><span class="tbx-1108__cta">View comparison <b aria-hidden="true">↗</b></span></a>
CSS
.tbx-1108{display:block;width:min(288px,100%);height:186px;position:relative;overflow:hidden;border-radius:9px;color:#fff;text-decoration:none;font-family:system-ui,sans-serif;background:#b5b1a4;isolation:isolate}
.tbx-1108__before,.tbx-1108__after{position:absolute;inset:0;display:block}.tbx-1108__before{background:linear-gradient(155deg,#b0aea6 0 65%,#918b7f 65%);filter:saturate(.65)}
.tbx-1108__after{background:linear-gradient(155deg,#88beb4 0 63%,#5d877d 63%);clip-path:inset(0 48% 0 0);transition:clip-path .65s cubic-bezier(.2,.8,.2,1)}
.tbx-1108__before i,.tbx-1108__after i{position:absolute;left:19%;top:18px;width:58%;height:128px;border:9px solid #e3e1ce;box-shadow:11px 9px 0 #344e5555;background:linear-gradient(150deg,#a9a799 0 45%,#8c8d8a 45% 68%,#a59a89 68%)}
.tbx-1108__after i{border-color:#d9e8de;box-shadow:11px 9px 0 #3d74644d;background:linear-gradient(150deg,#bfdbc9 0 45%,#739db3 45% 68%,#7caf9b 68%)}
.tbx-1108__before>span,.tbx-1108__after>span{position:absolute;top:8px;font-size:9px;letter-spacing:.1em;font-weight:800;padding:5px 8px;background:#22394aac}.tbx-1108__before>span{left:9px}.tbx-1108__after>span{right:9px}
.tbx-1108__divider{position:absolute;left:52%;top:0;bottom:0;width:3px;background:#fff;box-shadow:0 0 5px #0004;transition:left .65s cubic-bezier(.2,.8,.2,1)}.tbx-1108__divider:before{content:"↔";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);height:32px;width:32px;display:grid;place-items:center;color:#345d5b;font-size:18px;font-weight:700;background:#fff;border-radius:50%}
.tbx-1108__cta{position:absolute;bottom:0;right:0;left:0;display:flex;align-items:center;justify-content:space-between;padding:12px 13px 11px;background:linear-gradient(transparent,#203c43cf);font-size:11px;font-weight:750}.tbx-1108__cta b{font-size:16px;font-weight:400}
.tbx-1108:is(:hover,:focus-visible) .tbx-1108__after{clip-path:inset(0 8% 0 0)}.tbx-1108:is(:hover,:focus-visible) .tbx-1108__divider{left:8%}
.tbx-1108:focus-visible{outline:3px solid #c1e8df;outline-offset:3px}@media(prefers-reduced-motion:reduce){.tbx-1108 *{transition:none!important}}
How to Use
Insert the HTML and add the CSS to your stylesheet. Adjust colors and sizes and avoid class conflicts.
Use Case
Useful for comparison sections and image galleries.
Technical Notes
Keep controls usable on touch devices. Test keyboard focus and reduced-motion preferences.
Mobile: Ensure the interactive content remains accessible without hover on touch devices.
Browser: Uses modern CSS. Check behavior in the browsers you support.
Reduced Motion: Check that prefers-reduced-motion is respected.
