一个酷炫的烟花网站

效果如图:

示意图

代码为:

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>炫彩烟花 - 形状绽放</title>
    <style>
        * {
     
     
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
     
     
            background: #000;
            overflow: hidden;
            cursor: crosshair;
            font-family: 'Arial', sans-serif;
            position: relative;
        }

        /* 流光溢彩背景 */
        .aurora-bg {
     
     
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg,
            #0a0a0a 0%,
            #1a0033 25%,
            #000d33 50%,
            #001a1a 75%,
            #0a0a0a 100%);
            background-size: 400% 400%;
            animation: aurora 15s ease infinite;
            opacity: 0.3;
        }

        @keyframes aurora {
     
     
            0% {
     
     
                background-position: 0% 50%;
            }
            50% {
     
     
                background-position: 100% 50%;
            }
            100% {
     
     
                background-position: 0% 50%;
            }
        }

        /* 动态光束 */
        .light-beam {
     
     
            position: fixed;
            width: 2px;
            height: 100%;
            background: linear-gradient(to bottom,
            transparent,
            rgba(138, 43, 226, 0.3),
            transparent);
            animation: moveBeam 8s linear infinite;
            filter: blur(2px);
        }

        @keyframes moveBeam {
     
     
            0% {
     
     
                transform: translateX(-100vw) rotate(45deg);
            }
            100% {
     
     
                transform: translateX(100vw) rotate(45deg);
            }
        }

        canvas {
     
     
            position: relative;
            z-index: 1;
        }

        /* 标题 */
        .title {
     
     
            position: fixed;
            top: 30px;
            left: 50%;
            transform: translateX(-50%);
            color: #fff;
            font-size: 2.5em;
            font-weight: bold;
            text-shadow: 0 0 20px rgba(138, 43, 226, 0.8),
            0 0 40px rgba(138, 43, 226, 0.5);
            z-index: 10;
            letter-spacing: 3px;
            background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
            background-size: 300% 300%;
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: gradientText 3s ease infinite;
        }

        @keyframes gradientText {
     
     
            0% {
     
     
                background-position: 0% 50%;
            }
            50% {
     
     
                background-position: 100% 50%;
            }
            100% {
     
     
                background-position: 0% 50%;
            }
        }

        /* 形状选择面板 */
        .shape-panel {
     
     
            position: fixed;
            bottom: 30px;
            left: 30px;
            display: flex;
            gap: 15px;
            z-index: 10;
            background: rgba(0, 0, 0, 0.7);
            padding: 15px;
            border-radius: 20px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .shape-btn {
     
     
            width: 60px;
            height: 60px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: #fff;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .shape-btn::before {
     
     
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.3), transparent);
            transform: translate(-50%, -50%);
            transition: width 0.3s, height 0.3s;
        }

        .shape-btn:hover::before {
     
     
            width: 100%;
            height: 100%;
        }

        .shape-btn:hover {
     
     
            transform: translateY(-5px);
            border-color: rgba(255, 255, 255, 0.6);
            box-shadow: 0 5px 20px rgba(255, 255, 255, 0.2);
        }

        .shape-btn.active {
     
     
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-color: #fff;
            transform: scale(1.1);
            box-shadow: 0 0 30px rgba(102, 126, 234, 0.6);
        }

        /* 尺寸控制滑块 */
        .size-control {
     
     
            position: fixed;
            bottom: 120px;
            left: 30px;
            z-index: 10;
            background: rgba(0, 0, 0, 0.7);
            padding: 15px 20px;
            border-radius: 15px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .size-label {
     
     
            color: #fff;
            font-size: 14px;
            min-width: 60px;
        }

        .size-slider {
     
     
            width: 150px;
            height: 6px;
            -webkit-appearance: none;
            appearance: none;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 3px;
            outline: none;
            transition: background 0.3s;
        }

        .size-slider:hover {
     
     
            background: rgba(255, 255, 255, 0.3);
        }

        .size-slider::-webkit-slider-thumb {
     
     
            -webkit-appearance: none;
            appearance: none;
            width: 20px;
            height: 20px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 50%;
            cursor: pointer;
            box-shadow: 0 0 10px rgba(102, 126, 234, 0.5);
            transition: all 0.3s;
        }

        .size-slider::-webkit-slider-thumb:hover {
     
     
            transform: scale(1.2);
            box-shadow: 0 0 20px rgba(102, 126, 234, 0.8);
        }

        .size-value {
     
     
            color: #fff;
            font-size: 14px;
            min-width: 30px;
            text-align: right;
        }

        /* 颜色选择条 */
        .color-panel {
     
     
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 10;
            background: rgba(0, 0, 0, 0.7);
            padding: 15px;
            border-radius: 15px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .color-title {
     
     
            color: #fff;
            font-size: 12px;
            margin-bottom: 10px;
            text-align: center;
            opacity: 0.8;
        }

        .color-strip {
     
     
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            max-width: 200px;
        }

        .color-option {
     
     
            width: 35px;
            height: 35px;
            border-radius: 8px;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .color-option::after {
     
     
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            background: rgba(255, 255, 255, 0.3);
            transform: translate(-50%, -50%);
            transition: width 0.3s, height 0.3s;
            border-radius: 50%;
        }

        .color-option:hover::after {
     
     
            width: 100%;
            height: 100%;
        }

        .color-option:hover {
     
     
            transform: scale(1.1);
            box-shadow: 0 0 15px currentColor;
        }

        .color-option.active 
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