:root{--w98-bg: #c0c0c0;--w98-text: #000000;--w98-gray-light: #dfdfdf;--w98-gray-dark: #808080;--w98-white: #ffffff;--w98-blue: #000080;--w98-teal: #008080;--font-main: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif}body{background-color:var(--w98-teal);font-family:var(--font-main);margin:0;padding:0;height:100vh;width:100vw;overflow:hidden;color:var(--w98-text);display:flex;justify-content:center;align-items:center}.w98-window{background:var(--w98-bg);box-shadow:inset -1px -1px #0a0a0a,inset 1px 1px #dfdfdf,inset -2px -2px gray,inset 2px 2px #fff;padding:3px;display:flex;flex-direction:column}.w98-title-bar{background:linear-gradient(90deg,var(--w98-blue),#1084d0);padding:3px 4px;display:flex;justify-content:space-between;align-items:center;color:#fff;font-weight:700;font-size:14px;margin-bottom:2px;flex-shrink:0}.w98-title-bar-text{display:flex;align-items:center;gap:5px}.w98-title-bar-controls button{width:16px;height:14px;font-size:9px;line-height:10px;padding:0;margin-left:2px;font-weight:700;font-family:monospace}.w98-content{padding:10px;flex:1;overflow:auto;position:relative}.w98-btn{background:var(--w98-bg);box-shadow:inset -1px -1px #0a0a0a,inset 1px 1px #fff,inset -2px -2px gray,inset 2px 2px #dfdfdf;border:none;padding:4px 12px;color:#000;font-family:inherit;font-size:12px;cursor:pointer;outline:none}.w98-btn:active{box-shadow:inset 1px 1px #0a0a0a,inset -1px -1px #fff,inset 2px 2px gray,inset -2px -2px #dfdfdf;padding:5px 11px 3px 13px}.w98-sunken{box-shadow:inset -1px -1px #fff,inset 1px 1px #0a0a0a,inset -2px -2px #dfdfdf,inset 2px 2px gray;background:#fff;padding:2px}.center-screen{display:flex;justify-content:center;align-items:center;height:100%;width:100%}