パターン設定
プレビューと生成結果
CSS background
background-color: #ffffff;
background-image: url("data:image/svg+xml,%3Csvg%20width%3D%2224%22%20height%3D%2224%22%20viewBox%3D%220%200%2024%2024%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Crect%20width%3D%2224%22%20height%3D%2224%22%20fill%3D%22%23ffffff%22%2F%3E%3Ccircle%20cx%3D%2212%22%20cy%3D%2212%22%20r%3D%222%22%20fill%3D%22%23db2777%22%20opacity%3D%220.35%22%2F%3E%3C%2Fsvg%3E");
background-size: 24px 24px;Data URI
data:image/svg+xml,%3Csvg%20width%3D%2224%22%20height%3D%2224%22%20viewBox%3D%220%200%2024%2024%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%3Crect%20width%3D%2224%22%20height%3D%2224%22%20fill%3D%22%23ffffff%22%2F%3E%3Ccircle%20cx%3D%2212%22%20cy%3D%2212%22%20r%3D%222%22%20fill%3D%22%23db2777%22%20opacity%3D%220.35%22%2F%3E%3C%2Fsvg%3ERaw SVG
<svg width="24" height="24" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><rect width="24" height="24" fill="#ffffff"/><circle cx="12" cy="12" r="2" fill="#db2777" opacity="0.35"/></svg>

