body {
    font-family: Arial, sans-serif;
    background: #f4f6f9;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 900px;
    margin: 40px auto;
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

h2 {
    text-align: center;
    color: #003366;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 15px;
}

label {
    font-weight: bold;
    display: block;
    margin-bottom: 5px;
    color: #333;
}

input[type="text"],
input[type="number"],
input[type="date"],
textarea {
    width: 90%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
}

textarea {
    resize: vertical;
    min-height: 60px;
}

.two-col {
    display: flex;
    gap: 15px;
}

.two-col .form-group {
    flex: 1;
}

/* Item Table */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

table th, table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: center;
}

table th {
    background: #003366;
    color: #fff;
}

.add-item-btn {
    margin-top: 10px;
    background: #003366;
    color: white;
    padding: 8px 14px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
}

.add-item-btn:hover {
    background: #004c99;
}

/* Total */
.total-section {
    text-align: right;
    margin-top: 20px;
    font-size: 18px;
    font-weight: bold;
    color: #003366;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 12px;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 20px;
}

.submit-btn:hover {
    background: #218838;
}

/* Remove item button */
.remove-btn {
    background: #dc3545;
    color: #fff;
    border: none;
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer;
}

.remove-btn:hover {
    background: #c82333;
}