body{background:#f3f4f6;margin:0;font-family:Arial,sans-serif}.container{justify-content:center;align-items:center;min-height:100vh;display:flex}.card{background:#fff;border-radius:15px;width:350px;padding:20px;box-shadow:0 5px 15px #0000001a}h1{text-align:center}.input-group{gap:10px;margin-bottom:15px;display:flex}.input-group input{border:1px solid #ccc;border-radius:8px;flex:1;padding:8px}.input-group button{color:#fff;cursor:pointer;background:#3b82f6;border:none;border-radius:8px;padding:8px 12px}.input-group button:hover{background:#2563eb}.list{padding:0;list-style:none}.list li{background:#f9fafb;border-radius:10px;justify-content:space-between;margin-bottom:8px;padding:10px;display:flex}.delete{color:red;cursor:pointer;background:0 0;border:none}