<!DOCTYPE html> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html> <head> <meta charset="utf-8"> <title>CSS Reftest Reference</title> <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"> <style type="text/css"> div { background: lightgray; margin-right: 2px; background-image: url("colors-16x8.png"); background-size: contain; background-repeat: no-repeat; float: left; width: 20px; height: 20px; } .op_y-7 { background-position: 50% -7% } .op_y13 { background-position: 50% 13% } .op_y23 { background-position: 50% 23% } .op_y50 { background-position: 50% 50% } .op_y75 { background-position: 50% 75% } .op_y88 { background-position: 50% 88% } .op_y111 { background-position: 50% 111% } </style> </head> <body> <div class="op_y-7"></div> <div class="op_y13"></div> <div class="op_y23"></div> <div class="op_y50"></div> <div class="op_y75"></div> <div class="op_y88"></div> <div class="op_y111"></div> </body> </html>