Margin Note Reveal
A supplemental note emerges beside an editorial heading without interrupting the reading flow.
A supplemental note emerges beside an editorial heading without interrupting the reading flow.
Live Demo
Hover over the element or use Tab to focus.
Source Code
Copy the HTML, CSS or JavaScript you need for your project.
<a class="tbx-1100" href="#article"><span class="tbx-1100__num">07</span><span class="tbx-1100__main"><small>INSIGHTS</small><strong>Small details<br>make a big difference</strong><span class="tbx-1100__note">DESIGN NOTES <i aria-hidden="true">→</i></span></span><span class="tbx-1100__marker" aria-hidden="true">↗</span></a>
.tbx-1100{display:flex;align-items:flex-start;gap:12px;width:min(290px,100%);padding:18px 12px;background:#fff;border-top:3px solid #47777b;border-bottom:1px solid #bbcdd1;color:#2a434b;text-decoration:none;font-family:system-ui,sans-serif;position:relative}
.tbx-1100__num{font:italic 21px Georgia,serif;color:#829fa5;flex:none}.tbx-1100__main{display:flex;flex-direction:column;min-width:0;gap:9px;flex:1}.tbx-1100__main small{font-size:8px;font-weight:700;color:#6b969b;letter-spacing:.15em}.tbx-1100__main strong{font-size:14px;line-height:1.48;letter-spacing:-.04em;white-space:nowrap}
.tbx-1100__note{display:inline-flex;align-items:center;gap:7px;font-size:9px;font-weight:800;letter-spacing:.08em;color:#427a7a;opacity:.2;transform:translateX(-12px);transition:transform .36s,opacity .36s}.tbx-1100__note i{font-size:17px;font-weight:400;font-style:normal}
.tbx-1100__marker{font-size:19px;font-weight:350;color:#497d80;transform:translate(0,0);transition:transform .3s}
.tbx-1100:is(:hover,:focus-visible) .tbx-1100__note{opacity:1;transform:translateX(0)}.tbx-1100:is(:hover,:focus-visible) .tbx-1100__marker{transform:translate(3px,-3px)}
.tbx-1100:focus-visible{outline:3px solid #94b0b0;outline-offset:3px}@media(prefers-reduced-motion:reduce){.tbx-1100 *{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 editorial layouts and articles and blogs.
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.
