:root{--desktop: #008080;--face: #c0c0c0;--face-dark: #808080;--face-light: #ffffff;--shadow: #000000;--navy: #000080;--navy2: #1084d0;--text: #000000;--led-red: #ff2020;--cell: 32px}*{box-sizing:border-box}body{margin:0;background:var(--desktop);color:var(--text);font-family:Tahoma,"MS Sans Serif",Geneva,Gulim,굴림,Apple SD Gothic Neo,Malgun Gothic,sans-serif;font-size:13px}button,input,select{font-family:inherit;font-size:13px}.win,.btn,.win-controls button{border:2px solid;border-color:var(--face-light) var(--shadow) var(--shadow) var(--face-light);background:var(--face)}input,select,.board-sunken,.hud-sunken,.mini-frame,.led,.qr-panel{border:2px solid;border-color:var(--face-dark) var(--face-light) var(--face-light) var(--face-dark)}input,select{background:#fff;padding:4px 6px;outline:none}.navbar{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--face);border-bottom:2px 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