html, body { margin: 0; height: 100%; background: #111; color: #ddd; font: 14px system-ui, sans-serif; }
#bar { display: flex; gap: .5rem; align-items: center; padding: .4rem .6rem; background: #222; border-bottom: 1px solid #333; }
#bar button { background: #333; color: #ddd; border: 1px solid #555; border-radius: 4px; padding: .3rem .6rem; cursor: pointer; }
#bar button:hover { background: #444; }
#durum { margin-left: auto; font-size: .85rem; color: #aaa; }
#durum.ok { color: #7c6; }
#durum.hata { color: #e66; }
#ekran { position: absolute; top: 2.4rem; left: 0; right: 0; bottom: 0; }
#ekran canvas { outline: none; }