:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#f5e4de;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;justify-content:center;background-color:#f5e4de}#root{width:100%;display:flex;justify-content:center}.calculator-container{background:#ffffff40;box-shadow:0 8px 32px #1f26875e;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);border-radius:20px;border:1px solid rgba(255,255,255,.18);padding:30px;width:320px}.display{background:#ffffffe6;color:#333;width:100%;height:60px;margin-bottom:20px;border-radius:10px;text-align:right;padding:10px 15px;font-size:24px;border:none;box-sizing:border-box}.keypad{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}button{background-color:#e0e0e0;color:#333;border-radius:50%;width:60px;height:60px;font-size:20px;border:none;cursor:pointer;transition:all .2s ease-in-out;display:flex;align-items:center;justify-content:center}button:hover{background-color:#d6d6d6;transform:translateY(-2px);box-shadow:0 4px 6px #0000001a}button:active{transform:translateY(0)}.span-two{grid-column:span 2;border-radius:30px;width:100%}.operator{background-color:#ff9f43;color:#fff}.operator:hover{background-color:#feca57}.clear{background-color:#e66767;color:#fff}.clear:hover{background-color:#ea8685}