under the cut
:root {
--pleading-sprite: url('data:image/png;base64,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');
}
[class*="emojiButton"] [class*="spriteColored"] {
background-image: var(--pleading-sprite);
background-position: 24px 0;
background-size: 48px;
}
[class*="emojiButton"] [class*="spriteGreyscale"] {
-webkit-mask-image: var(--pleading-sprite);
-webkit-mask-position: 0 0;
-webkit-mask-size: 48px;
mask-image: var(--pleading-sprite);
mask-position: 0 0;
mask-size: 48px;
}