画像クロップツール（縦横比・ズーム・回転）

VS Code風ファイルエクスプローラ

Build a VS Code-style file explorer with tree view, folder expand/collapse, file icons by type, multi-select, and right-click context menu.

HTMLで描くSDキャラ（3案）

HTML でドット絵風ちびキャラを作って。3 種類のアレンジを用意して

スイスデザイン風グリッド自動生成

スイスデザインを中心にしたグリッドデザインをランダムに生成するサイトを作ってください。画像比率はA3の縦として、メインタイトルの設定や色の傾向の指定機能をつけてください。ワンボタンで再生成できるようにしてほしいです

HTMLレスポンシブページ実装

<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Desi Roman Typer · animated</title> <style> * { margin: 0; padding: 0; box-sizing: border-box; } body { background: radial-gradient(circle at 30% 10%, #1a1a2e, #0b0b16); min-height: 100vh; display: flex; align-items: center; justify-content: center; font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; padding: 18px; margin: 0; position: relative; overflow-x: hidden; } /* ---- floating orbs (animated) ---- */ .orb { position: fixed; border-radius: 50%; filter: blur(100px); pointer-events: none; z-index: 0; opacity: 0.3; animation: orbFloat 16s infinite alternate ease-in-out; } .orb1 { width: 300px; height: 300px; background: #cba6f7; top: -80px; right: -60px; animation-duration: 14s; } .orb2 { width: 400px; height: 400px; background: #a6e3a1; bottom: -120px; left: -100px; animation-duration: 20s; opacity: 0.2; } .orb3 { width: 220px; height: 220px; background: #f38ba8; top: 40%; left: 70%; animation-duration: 12s; opacity: 0.18; } @keyframes orbFloat { 0% { transform: translate(0, 0) scale(1); } 100% { transform: translate(30px, -40px) scale(1.25); } } /* ---- main glass card ---- */ .glass { position: relative; z-index: 2; background: rgba(30, 30, 46, 0.7); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border: 1px solid rgba(203, 166, 247, 0.2); box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(203, 166, 247, 0.08) inset; border-radius: 56px; padding: 34px 28px; max-width: 620px; width: 100%; animation: cardFloat 2.8s infinite alternate ease-in-out; transition: all 0.2s; } @keyframes cardFloat { 0% { transform: translateY(0px); } 100% { transform: translateY(-6px); } } /* ---- heading with sparkle animation ---- */ .head-wrap { display: flex; align-items: center; justify-content: center; gap: 6px; flex-wrap: wrap; margin-bottom: 2px; animation: fadeSlide 0.9s ease; } h2 { color: #cba6f7; font-size: 2.2rem; font-weight: 700; letter-spacing: -0.5px; text-shadow: 0 0 20px rgba(203, 166, 247, 0.25); animation: glowPulse 3.2s infinite alternate; display: inline-flex; align-items: center; gap: 10px; } @keyframes glowPulse { 0% { text-shadow: 0 0 5px rgba(203, 166, 247, 0.15); } 100% { text-shadow: 0 0 30px rgba(203, 166, 247, 0.55); } } .emoji-bounce { display: inline-block; animation: bounceEmoji 2.4s infinite; } @keyframes bounceEmoji { 0%, 100% { transform: scale(1) rotate(0deg); } 50% { transform: scale(1.2) rotate(6deg); } } .subtitle { color: #a6adc8; font-size: 0.95rem; font-weight: 400; letter-spacing: 0.4px; border-bottom: 1px dashed rgba(166, 173, 200, 0.15); padding-bottom: 14px; margin-bottom: 22px; animation: fadeSlide 1.2s ease; text-align: center; } @keyframes fadeSlide { 0% { opacity: 0; transform: translateX(-12px); } 100% { opacity: 1; transform: translateX(0); } } /* ---- textarea with shimmer border ---- */ .textarea-wrap { position: relative; border-radius: 32px; background: rgba(24, 24, 37, 0.5); border: 1.5px solid #45475a; transition: all 0.3s ease; box-shadow: 0 6px 18px rgba(0, 0, 0, 0.5); margin-bottom: 24px; animation: borderShimmer 4s infinite linear; background-clip: padding-box; } @keyframes borderShimmer { 0% { border-color: #45475a; box-shadow: 0 0 0 0 rgba(203, 166, 247, 0); } 25% { border-color: #cba6f7; box-shadow: 0 0 18px rgba(203, 166, 247, 0.15); } 50% { border-color: #a6e3a1; box-shadow: 0 0 18px rgba(166, 227, 161, 0.15); } 75% { border-color: #f38ba8; box-shadow: 0 0 18px rgba(243, 139, 168, 0.15); } 100% { border-color: #45475a; box-shadow: 0 0 0 0 rgba(203, 166, 247, 0); } } .textarea-wrap:focus-within { border-color: #cba6f7; box-shadow: 0 0 0 5px rgba(203, 166, 247, 0.2), 0 8px 28px rgba(0, 0, 0, 0.6); transform: scale(1.01); animation: none; } textarea { width: 100%; height: 180px; background: transparent; color: #a6e3a1; border: none; border-radius: 32px; padding: 20px 24px; font-size: 18px; font-family: 'Courier New', 'Fira Code', monospace; resize: none; outline: none; line-height: 1.6; letter-spacing: 0.2px; transition: background 0.2s; position: relative; z-index: 2; } textarea::placeholder { color: #6c7086; opacity: 0.45; font-family: 'Segoe UI', sans-serif; font-weight: 300; } /* ---- button group with pulse & hover animations ---- */ .btn-group { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; animation: fadeSlide 1s ease; } .btn { flex: 1 1 140px; padding: 16px 10px; border: none; border-radius: 60px; font-size: 1.1rem; font-weight: 700; letter-spacing: 0.6px; background: #313244; color: #cdd6f4; cursor: pointer; transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275); box-shadow: 0 10px 18px -8px rgba(0, 0, 0, 0.6); display: flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid rgba(255, 255, 255, 0.02); position: relative; overflow: hidden; } .btn::after { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%); opacity: 0; transition: opacity 0.3s; pointer-events: none; } .btn:hover::after { opacity: 1; } .btn:active { transform: scale(0.94); } #startBtn { background: linear-gradient(145deg, #a6e3a1, #7ecb7a); color: #0e0e1a; box-shadow: 0 0 24px rgba(166, 227, 161, 0.25); border: 1px solid rgba(166, 227, 161, 0.4); animation: btnPulseStart 2.8s infinite alternate; } @keyframes btnPulseStart { 0% { box-shadow: 0 0 10px rgba(166, 227, 161, 0.2); } 100% { box-shadow: 0 0 38px rgba(166, 227, 161, 0.55); } } #startBtn:hover { background: linear-gradient(145deg, #b4befe, #a6a9f0); box-shadow: 0 0 44px #b4befe99; transform: scale(1.04) translateY(-3px); border-color: #b4befe; } #stopBtn { background: linear-gradient(145deg, #f38ba8, #e06b89); color: #0e0e1a; box-shadow: 0 0 24px rgba(243, 139, 168, 0.2); border: 1px solid rgba(243, 139, 168, 0.3); animation: btnPulseStop 3s infinite alternate; } @keyframes btnPulseStop { 0% { box-shadow: 0 0 10px rgba(243, 139, 168, 0.15); } 100% { box-shadow: 0 0 40px rgba(243, 139, 168, 0.5); } } #stopBtn:hover { background: linear-gradient(145deg, #f9a8b9, #f38ba8); box-shadow: 0 0 48px #f38ba8bb; transform: scale(1.04) translateY(-3px); border-color: #f9a8b9; } .btn .sparkle { display: inline-block; animation: sparkleTwinkle 2s infinite; } @keyframes sparkleTwinkle { 0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.8; } 50% { transform: scale(1.4) rotate(12deg); opacity: 1; } } /* ---- status with fl