:root{--background-win95:#008080;--window-border:#c0c0c0;--window-header:#000080;--button-face:#c0c0c0;--button-shadow:#808080;--button-highlight:#ffffff}*{box-sizing:border-box;padding:0;margin:0;font-family:"MS Sans Serif",Arial,sans-serif}body,html{max-width:100vw;overflow-x:hidden;height:100vh;background-color:var(--background-win95)}.desktop{width:100%;height:100vh;display:flex;align-items:center;justify-content:center}.window{width:600px;background-color:var(--window-border);border:3px solid var(--window-border);box-shadow:inset -1px -1px 0 var(--button-shadow),inset 1px 1px 0 var(--button-highlight)}.window-header{background-color:var(--window-header);color:white;padding:3px 5px;font-weight:700;display:flex;justify-content:space-between;align-items:center}.window-title{font-size:1rem}.window-content{background-color:var(--window-border);padding:10px;display:flex;flex-direction:column;gap:10px}.display-area{background-color:black;height:300px;display:flex;align-items:center;justify-content:center;color:white;font-family:monospace;font-size:3rem;padding:20px;text-align:center}.button-container{display:flex;justify-content:space-around;margin-top:10px}.win95-button{background-color:var(--button-face);border-left:2px solid var(--button-highlight);border-bottom-color:var(--button-highlight);border-right-color:var(--button-highlight);border-top:2px solid var(--button-highlight);border-right:2px solid var(--button-shadow);border-bottom:2px solid var(--button-shadow);padding:5px 20px;font-size:1.1rem;cursor:pointer;min-width:100px;box-shadow:inset -1px -1px 0 black,inset 1px 1px 0 white}.win95-button:active{border-left:2px solid var(--button-shadow);border-bottom-color:var(--button-shadow);border-right-color:var(--button-shadow);border-top:2px solid var(--button-shadow);border-right:2px solid var(--button-highlight);border-bottom:2px solid var(--button-highlight);box-shadow:inset 1px 1px 0 black,inset -1px -1px 0 white}