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

body {
    font-family: Arial, sans-serif;
    background-color: #f0f2f5;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    color: #1a73e8;
    margin-bottom: 20px;
}

.balance-section {
    background: #1a73e8;
    color: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.balance-amount {
    font-size: 2.5em;
    font-weight: bold;
    text-align: center;
}

.transaction-actions, .recurring-section {
    margin-bottom: 20px;
}

.input-group {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.input-group input {
    flex: 1;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.button-group {
    display: flex;
    gap: 10px;
}

.action-button {
    flex: 1;
    background: #1a73e8;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

.action-button:hover {
    background: #1557b0;
}

.action-button#subtractPoints {
    background: #dc3545;
}

.action-button#subtractPoints:hover {
    background: #c82333;
}

.transaction-history {
    margin-top: 20px;
}

.transaction-item {
    padding: 10px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.add {
    color: #28a745;
}

.subtract {
    color: #dc3545;
}

.note {
    color: #6c757d;
    font-size: 0.9em;
}