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<details> dropdown with a backdrop
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <title>Dropdown with Backdrop</title> | |
| <style> | |
| body { | |
| font-family: "Lucida Grande"; | |
| margin: 0; | |
| } | |
| .mt-40 { | |
| margin: 10rem; | |
| } | |
| .mx-auto { | |
| margin-left: auto; | |
| margin-right: auto; | |
| } | |
| .dropdown-menu { | |
| position: absolute; | |
| background: white; | |
| border: 1px solid silver; | |
| padding: 0.5rem; | |
| z-index: 20; | |
| } | |
| .backdrop { | |
| position: fixed; | |
| top: 0; | |
| left: 0; | |
| width: 100vw; | |
| height: 100vh; | |
| background: rgba(0, 0, 0, 0.5); | |
| z-index: 10; | |
| display: none; | |
| } | |
| details[open] .backdrop { | |
| display: block; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="mt-40 mx-auto" style="width: 400px;"> | |
| <h1>Dropdown with Backdrop</h1> | |
| <details id="dropdown"> | |
| <summary>Dropdown menu</summary> | |
| <div class="backdrop"></div> | |
| <ul class="dropdown-menu"> | |
| <li>Option 1</li> | |
| <li>Option 2</li> | |
| <li>Option 3</li> | |
| </ul> | |
| </details> | |
| </div> | |
| <script> | |
| document.addEventListener("DOMContentLoaded", () => { | |
| const backdrop = dropdown.querySelector(".backdrop"); | |
| // Close dropdown when clicking on the backdrop | |
| backdrop.addEventListener("click", () => { | |
| dropdown.removeAttribute("open"); | |
| }); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
Author
kyrylo
commented
Nov 26, 2024
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