body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background-color: #f4f4f4;
    color: #333;
}
div {
    background-color: #fff;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
input[type="email"],
input[type="password"],
input[type="date"],
input[type="text"],
input[type="number"],
select {
    width: calc(100% - 22px);
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}
button {
    background-color: #007bff;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-right: 5px;
}
button:hover {
    background-color: #0056b3;
}
#logoutBtn {
    background-color: #dc3545;
}
#logoutBtn:hover {
    background-color: #c82333;
}
#transactionList {
    list-style: none;
    padding: 0;
}
#transactionList li {
    background-color: #e9e9e9;
    padding: 10px;
    margin-bottom: 5px;
    border-radius: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.income-item {
    color: green;
    font-weight: bold;
}
.expense-item {
    color: red;
    font-weight: bold;
}