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| 1 | +<!DOCTYPE html> |
| 2 | +<html lang="en-us"> |
| 3 | +<head> |
| 4 | + <meta charset="utf-8" /> |
| 5 | + <meta name="viewport" content="width=device-width" /> |
| 6 | + <title>CSS blending and compositing sample</title> |
| 7 | + <style> |
| 8 | + /* creates a div with two offset striped background images and a background color. */ |
| 9 | +div { |
| 10 | + width: 200px; |
| 11 | + height: 200px; |
| 12 | + background-image: |
| 13 | + repeating-linear-gradient(45deg, red 0 15px, pink 15px 30px), |
| 14 | + repeating-linear-gradient(-45deg, blue 0 15px, lightblue 15px 30px); |
| 15 | + background-size: 150px 150px; |
| 16 | + background-repeat: no-repeat; |
| 17 | + background-position: top left, bottom right; |
| 18 | + background-color: palegoldenrod; |
| 19 | + text-align: center; |
| 20 | + padding-top: 150px; |
| 21 | + font-family: sans-serif; |
| 22 | + box-sizing: border-box; |
| 23 | + border: 5px solid black; |
| 24 | +} |
| 25 | +div:nth-of-type(3n+1){ |
| 26 | + background-blend-mode: normal; |
| 27 | +} |
| 28 | +div:nth-of-type(3n+2){ |
| 29 | + background-blend-mode: multiply; |
| 30 | +} |
| 31 | +div:nth-of-type(3n+3){ |
| 32 | + background-blend-mode: overlay; |
| 33 | +} |
| 34 | +div:nth-of-type(n + 4) { |
| 35 | + mix-blend-mode: difference; |
| 36 | +} |
| 37 | +/* put a pink background with transparent round holes that covers the entire element, and lay the examples in two rows with three columns each */ |
| 38 | +section { |
| 39 | + padding: 0.75em; |
| 40 | + background: radial-gradient(circle, transparent 0 20px, rgb(255, 200, 200) 20px); |
| 41 | + background-size: 60px 60px; |
| 42 | + background-position: center; |
| 43 | + display: inline-grid; |
| 44 | + grid-template-columns: 1fr 1fr 1fr; |
| 45 | + gap: 1em; |
| 46 | +} |
| 47 | +/* make some of the text more legible */ |
| 48 | +span { |
| 49 | + background-color: #ffffff99; |
| 50 | +} |
| 51 | + </style> |
| 52 | +</head> |
| 53 | +<body> |
| 54 | + <section> |
| 55 | + <div><span>Normal, with no blending</span></div> |
| 56 | + <div><span>Multiplies colors</span></div> |
| 57 | + <div><span>Multiplies based on background color</span></div> |
| 58 | + <div>Normal, with no blending</div> |
| 59 | + <div>Multiplies colors</div> |
| 60 | + <div>Multiplies based on background color</div> |
| 61 | + </section> |
| 62 | +</body> |
| 63 | +</html> |
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