body { margin:0; font-family: Arial; background:#f4f4f4; }
header { background:#333; color:#fff; padding:15px; text-align:center; }
#editor-container { display:flex; gap:20px; padding:20px; }
#tools-panel { width:250px; background:#fff; padding:15px; border-radius:8px; box-shadow:0 2px 5px rgba(0,0,0,0.1);}
#preview-panel { flex:1; display:flex; justify-content:center; align-items:center; }
#timeline-panel { width:250px; background:#fff; padding:15px; border-radius:8px; box-shadow:0 2px 5px rgba(0,0,0,0.1);}
canvas { border:2px solid #ccc; background:#000; }
button,input,select { margin-top:5px; width:100%; padding:5px; }