:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}body{margin:0;font-family:Poppins,sans-serif;background-color:#f7f9fc;display:flex;justify-content:center;align-items:center;height:100vh}.app-container{text-align:center;background-color:#fff;padding:40px 60px;border-radius:12px;box-shadow:0 4px 10px #0000001a}.app-title{color:#333;margin-bottom:30px;font-size:28px;letter-spacing:.5px}.counter-container{display:flex;flex-direction:column;align-items:center}.count-text{font-size:24px;color:#444;margin-bottom:20px}.button-group{display:flex;gap:20px}.btn{padding:10px 24px;border:none;border-radius:6px;font-size:16px;cursor:pointer;transition:all .2s ease}.increment{background-color:#4caf50;color:#fff}.increment:hover{background-color:#45a049}.decrement{background-color:#f44336;color:#fff}.decrement:hover{background-color:#d32f2f}