body{color:#fff;background:#3d3d3d;margin:0;font-family:Arial,sans-serif}.app{padding:20px}h1{text-align:center}.top-section{background:#555;border-radius:10px;justify-content:space-between;gap:20px;padding:20px;display:flex}.bottom-section{gap:20px;margin-top:20px;display:flex}.balance-container{gap:20px;display:flex}.card{text-align:center;background:#777;border-radius:10px;padding:20px}.card button{cursor:pointer;border:none;border-radius:8px;margin-top:10px;padding:8px 12px}.card button:first-child{background:#9b315d}.card button:last-child{background:#ff5e5e}.list{color:#000;background:#fff;border-radius:10px;flex:2;padding:15px}.expense-item{border-bottom:1px solid #ddd;justify-content:space-between;padding:10px;display:flex}.price{color:orange;margin-right:10px}.modal{background:#00000080;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.modal form{color:#000;background:#fff;border-radius:10px;padding:20px}