body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
}

header {
    background-color: #1d538d;
    color: white;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 28px;
}

nav {
    background-color: #3a7bc8;
    padding: 10px;
    text-align: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-size: 16px;
}

nav a:hover {
    text-decoration: underline;
}

.container {
    max-width: 700px;
    margin: 30px auto;
    padding: 20px;
}

.container h2 {
    text-align: center;
    color: #4a90d9;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    margin: 20px auto;
}

thead {
    background-color: #4a90d9;
    color: white;
}

th {
    padding: 12px;
    text-align: left;
    font-size: 15px;
}

td {
    padding: 12px;
    border-bottom: 1px solid #ddd;
    font-size: 15px;
}

tr:last-child td {
    border-bottom: none;
}

.total-row {
    font-weight: bold;
    font-size: 16px;
}

.actions {
    text-align: center;
    margin-top: 25px;
}

.btn {
    display: inline-block;
    background-color: #4a90d9;
    color: white;
    padding: 10px 25px;
    text-decoration: none;
    border-radius: 4px;
    font-size: 16px;
    margin: 5px;
}

.btn:hover {
    background-color: #3a7bc8;
}

.btn-remove {
    background-color: #d9534f;
    color: white;
    padding: 5px 12px;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
}

.btn-remove:hover {
    background-color: #c9302c;
}

footer {
    background-color: #4a90d9;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}