.container {
            flex: 1;
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .balance img {
            width: 40px;
            height: 40px;
            margin-right: 10px;
        }
        .input-group {
            display: flex;
            align-items: center;
        }