body {
    background-color: #f8f9fa;
    overflow-x: hidden;
}

.sidebar {
            height: 100vh;
            background: #343a40;
            color: #fff;
        }
        .sidebar a {
            color: #fff;
            text-decoration: none;
        }
        .sidebar a:hover {
            background-color: #495057;
            display: block;
        }
        label {
        font-weight: 500;
        margin-bottom: 5px;
    }
    .card {
        margin-top: 52px;
    }
    .navbar-brand {
    font-size: 18px;
}

.nav-link {
    font-weight: 500;
}

.dropdown-menu a {
    font-size: 14px;
}
table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
}
table, th, td {
    border: 1px solid #000;
    padding: 8px;
    text-align: left;
 }
th {
    background-color: #f2f2f2;
    }
.main-content {
    margin-left: 220px;
    padding: 20px;
    max-width: calc(100% - 220px);
    box-sizing: border-box;
}
 .invoice-card {
        background: #ffffff;
        border-radius: 8px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
        padding: 30px;
        margin: 20px 0;
    }
    .table th, .table td {
        vertical-align: middle;
    }

    .btn-sm {
        padding: 3px 10px;
        font-size: 13px;
    }