* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #f5f6fa;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 20px 0;
}

header h1 {
    font-size: 2.5rem;
    color: #2d3436;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
}

.overview {
    background-color: #74b9ff;
    border-radius: 10px;
    color: white;
    text-align: center;
    padding: 20px;
    margin-bottom: 20px;
}

.overview h2 {
    font-size: 2rem;
}

.income-expense {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
}

.income-expense div {
    width: 48%;
    background-color: #00cec9;
    padding: 10px;
    border-radius: 10px;
}

.income-expense .income {
    background-color: #00b894;
}

.income-expense .expense {
    background-color: #d63031;
}

.transaction-form {
    margin-bottom: 20px;
}

.transaction-form h2 {
    text-align: center;
    color: #2d3436;
}

#transaction-form {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

#transaction-form input,
#transaction-form select,
#transaction-form button {
    width: 48%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

#transaction-form button {
    width: 100%;
    background-color: #0984e3;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

#transaction-form button:hover {
    background-color: #74b9ff;
}

.transaction-list {
    background-color: #dfe6e9;
    padding: 20px;
    border-radius: 10px;
}

.transaction-list h2 {
    text-align: center;
    color: #2d3436;
}

#transactions {
    list-style: none;
}

#transactions li {
    display: flex;
    justify-content: space-between;
    background-color: #ffffff;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}