|  | <!DOCTYPE html> | 
|  | <title>View transitions: massive element on top of viewport and completely offscreen (ref)</title> | 
|  | <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> | 
|  | <link rel="author" href="mailto:khushalsagar@chromium.org"> | 
|  | <style> | 
|  | :root { | 
|  | writing-mode: vertical-lr; | 
|  | } | 
|  |  | 
|  | .target_at_bottom_edge { | 
|  | position: fixed; | 
|  | inset-block-end: 0; | 
|  | inset-inline-start: 0; | 
|  | } | 
|  |  | 
|  | .target { | 
|  | contain: paint; | 
|  | inline-size: 100px; | 
|  | block-size: 40000px; | 
|  | view-transition-name: target; | 
|  | } | 
|  |  | 
|  | .top { | 
|  | inline-size: 100%; | 
|  | block-size: 100px; | 
|  | background: lightblue; | 
|  | } | 
|  |  | 
|  | .middle { | 
|  | inline-size: 100%; | 
|  | block-size: 39800px; | 
|  | background: green; | 
|  | } | 
|  |  | 
|  | .bottom { | 
|  | inline-size: 100%; | 
|  | block-size: 100px; | 
|  | background: blue; | 
|  | } | 
|  | </style> | 
|  | <body> | 
|  | <div class="target target_at_bottom_edge"> | 
|  | <div class="top">This text is at the top of the box</div> | 
|  | <div class="middle">This text is in the middle of the box</div> | 
|  | <div id="scrollblue" class="bottom">This text is at the bottom of the box</div> | 
|  | </div> | 
|  | </body> |