scroll-marker-counters.html (835B)
1 <!DOCTYPE html> 2 <title>CSS Overflow Test: ::scroll-marker counters</title> 3 <link rel="match" href="scroll-marker-counters-ref.html"> 4 <link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-marker-pseudo"> 5 <style> 6 #scroller { 7 overflow: hidden; 8 scroll-marker-group: after; 9 counter-reset: item; 10 height: 100px; 11 width: 100px; 12 } 13 14 #scroller::scroll-marker-group { 15 border: 3px solid black; 16 display: flex; 17 height: 100px; 18 width: 300px; 19 } 20 21 .item { 22 height: 100px; 23 width: 100px; 24 } 25 26 .item::scroll-marker { 27 content: counter(item); 28 counter-increment: item; 29 background-color: green; 30 border-radius: 50%; 31 height: 100px; 32 width: 100px; 33 } 34 </style> 35 <div id="scroller"> 36 <div class="item">1</div> 37 <div class="item">2</div> 38 <div class="item">3</div> 39 </div>