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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: radial-gradient(1200px 600px at 10% -10%, rgba(25,118,210,0.20), transparent 60%),
                radial-gradient(1200px 600px at 110% 10%, rgba(118,75,162,0.18), transparent 60%),
                linear-gradient(135deg, #f6f8fb 0%, #eef2f8 100%);
    min-height: 100vh;
}

/* --- Auth Modern Layout --- */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 40px);
    padding: 20px;
}

.auth-card {
    width: 100%;
    max-width: 720px;
    background: #ffffff;
    backdrop-filter: blur(10px);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(16, 24, 40, 0.12);
    padding: 28px 28px 18px 28px;
    border: 1px solid #eef0f4;
}

.auth-header {
    text-align: center;
    margin-bottom: 18px;
}

.auth-title {
    font-size: 1.8rem;
    color: #0f172a;
    margin-bottom: 6px;
}

.auth-subtitle {
    color: #666;
}

.auth-login {
    margin-top: 12px;
}

.login-widget {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 0 4px 0;
}

.muted {
    color: #666;
    font-size: 0.95rem;
    margin: 6px 0 2px 0;
}

.avatar-lg {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 12px;
    border: 2px solid #1976d2;
}

.alert {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 14px;
}

.alert-success {
    background: #e8f5e8;
    border-color: #a5d6a7;
}

.alert-error {
    background: #ffebee;
    border-color: #ef9a9a;
}

.alert-body {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.alert-title {
    font-weight: 700;
    color: #222;
    margin-bottom: 2px;
}

.alert-text { color: #444; }

.btn-wide { width: 100%; text-align: center; display: inline-block; }

/* Primary button refinement for corporate look */
.btn.btn-primary {
    background: linear-gradient(180deg, #1e88e5 0%, #1976d2 100%);
    border: 1px solid #1669bb;
}
.btn.btn-primary:hover {
    background: linear-gradient(180deg, #207fe1 0%, #1565c0 100%);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    text-align: center;
    padding: 60px 0;
    color: white;
    position: relative;
}

.header-top {
    width: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
    position: absolute;
    top: 0;
    right: 0;
    padding: 20px 30px 0 0;
    z-index: 10;
    box-sizing: border-box;
}

.header-login {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
}

#telegram-login-widget-container {
    display: flex;
    align-items: center;
}

#user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255,255,255,0.9);
    padding: 8px 16px;
    border-radius: 10px;
    color: #333;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

#user-name {
    margin-right: 8px;
}

.header h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 60px 0;
}

.feature-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.feature-card h3 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

.cta-section {
    text-align: center;
    padding: 60px 0;
    color: white;
}

.cta-button {
    display: inline-block;
    background: #4CAF50;
    color: white;
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.cta-button:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.footer {
    text-align: center;
    padding: 40px 0;
    color: white;
    opacity: 0.8;
}

.status-indicator {
    display: inline-block;
    width: 12px;
    height: 12px;
    background: #4CAF50;
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.role-badges {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin: 20px 0;
    flex-wrap: wrap;
}

.badge {
    background: rgba(255,255,255,0.2);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
}

.telegram-login-section {
    margin: 30px 0;
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.telegram-login-section h3 {
    margin-bottom: 15px;
    color: white;
    font-size: 1.3rem;
}

.user-info {
    background: rgba(255,255,255,0.9);
    padding: 15px;
    border-radius: 10px;
    margin-top: 15px;
    text-align: center;
}

.user-info p {
    color: #333;
    margin-bottom: 10px;
    font-weight: bold;
}

.logout-btn {
    background: #f44336;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background 0.3s ease;
}

.logout-btn:hover {
    background: #d32f2f;
}

/* --- Material Design для адмін-таблиці користувачів --- */
.admin-users-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.10);
    margin: 32px 0 0 0;
    overflow: hidden;
}
.admin-users-table th, .admin-users-table td {
    padding: 14px 18px;
    text-align: left;
    font-size: 1rem;
}
.admin-users-table th {
    background: #f5f5f5;
    color: #333;
    font-weight: 600;
    border-bottom: 2px solid #e0e0e0;
}
.admin-users-table tr:not(:last-child) td {
    border-bottom: 1px solid #e0e0e0;
}
.admin-users-table tr:hover {
    background: #f0f4ff;
    transition: background 0.2s;
}

.admin-users-table button {
    background: #1976d2;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 7px 16px;
    font-size: 0.97rem;
    font-weight: 500;
    margin: 2px 0;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(25, 118, 210, 0.08);
    transition: background 0.2s, box-shadow 0.2s;
    outline: none;
    display: block;
    width: 100%;
}
.admin-users-table button:hover {
    background: #1565c0;
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.15);
}

.role-btn {
    background: #1976d2;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 7px 16px;
    font-size: 0.97rem;
    font-weight: 500;
    margin: 2px 4px;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(25, 118, 210, 0.08);
    transition: background 0.2s, box-shadow 0.2s;
    outline: none;
    display: inline-block;
}

.role-btn:hover {
    background: #1565c0;
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.15);
    transform: translateY(-1px);
}

.delete-btn {
    background: #d32f2f !important;
}

.delete-btn:hover {
    background: #c62828 !important;
}

/* --- Material Design для панелі користувача --- */
.user-info-panel {
    display: flex;
    align-items: center;
    gap: 16px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.10);
    padding: 18px 28px;
    margin-bottom: 24px;
    font-size: 1.1rem;
}
.user-info-panel .user-name {
    font-weight: 700;
    color: #0f172a;
}
.user-info-panel img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #1976d2;
}
.user-info-panel .role-badge {
    background: #1976d2;
    color: #fff;
    border-radius: 12px;
    padding: 4px 14px;
    font-size: 0.95rem;
    margin-left: 8px;
    font-weight: 500;
}

/* Email inline block */
.email-inline { margin-top: 10px; width: 100%; }
.email-inline label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: #374151;
}
.email-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}
.email-input { min-width: 260px; max-width: 360px; }
.current-email { font-weight: 600; color: #111827; }
.email-hint { color: #666; }

.guest-hint {
    margin-left: 8px;
    color: #666;
}
.user-info-tip {
    margin-top: 8px;
    font-size: 14px;
    color: #666;
}

/* --- Material Design для меню --- */
.secure-menu {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}
.secure-menu li {
    background: #fff;
    color: #1976d2;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
    padding: 10px 22px;
    font-size: 1.08rem;
    font-weight: 500;
    transition: background 0.2s, color 0.2s;
    cursor: pointer;
    margin-bottom: 8px;
}
.secure-menu li:hover {
    background: #1976d2;
    color: #fff;
}

@media (max-width: 900px) {
    .admin-users-table th, .admin-users-table td {
        padding: 10px 8px;
        font-size: 0.95rem;
    }
    .user-info-panel {
        flex-direction: column;
        align-items: flex-start;
        padding: 14px 10px;
        font-size: 1rem;
    }
    .email-row { width: 100%; }
    .email-input { min-width: 100%; max-width: 100%; }
    .secure-menu {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 600px) {
    .admin-users-table, .admin-users-table thead, .admin-users-table tbody, .admin-users-table th, .admin-users-table td, .admin-users-table tr {
        display: block;
        width: 100%;
    }
    .admin-users-table thead {
        display: none;
    }
    .admin-users-table tr {
        margin-bottom: 18px;
        background: #fff;
        border-radius: 12px;
        box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
        padding: 10px 0;
    }
    .admin-users-table td {
        padding: 10px 16px;
        text-align: left;
        position: relative;
        font-size: 1rem;
    }
    .admin-users-table td:before {
        content: attr(data-label);
        font-weight: 600;
        color: #1976d2;
        display: block;
        margin-bottom: 4px;
    }
}

/* --- Class Management Styles --- */
.class-creation-form {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    margin: 20px 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    border: 1px solid #e3f2fd;
}

.class-creation-form h3 {
    color: #1976d2;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: #333;
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: #1976d2;
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: #1976d2;
    color: white;
}

.btn-primary:hover {
    background: #1565c0;
    box-shadow: 0 4px 12px rgba(25, 118, 210, 0.3);
    transform: translateY(-1px);
}

/* CTA: Regular payment button */
.btn-regular-payment {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px 20px;
    font-weight: 700;
    letter-spacing: 0.2px;
    box-shadow: 0 8px 20px rgba(29, 78, 216, 0.25);
    position: relative;
    overflow: hidden;
}
.btn-regular-payment:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(29, 78, 216, 0.35);
}
.btn-regular-payment:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.18), 0 8px 20px rgba(29, 78, 216, 0.25);
}
.btn-regular-payment::after {
    content: "";
    position: absolute;
    top: 0;
    left: -40%;
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
    transform: skewX(-20deg);
    transition: left 0.45s ease;
}
.btn-regular-payment:hover::after {
    left: 120%;
}

.text-danger {
    color: #d32f2f;
    font-size: 0.9rem;
    margin-top: 4px;
}

/* Admin Cards */
.admin-sections {
    margin-top: 32px;
}

.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin: 32px 0;
}

.admin-card {
    background: #fff;
    padding: 32px 24px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-align: center;
}

.admin-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(25, 118, 210, 0.15);
    border-color: #1976d2;
    text-decoration: none;
    color: inherit;
}

.admin-card-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.8;
}

.admin-card h3 {
    color: #1976d2;
    margin-bottom: 12px;
    font-size: 1.3rem;
}

.admin-card p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

/* Header Navigation */
.header-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding: 16px 0;
    border-bottom: 2px solid #f0f0f0;
}

.header-nav h1 {
    margin: 0;
    color: #1976d2;
    font-size: 2rem;
}

.back-link {
    background: #f5f5f5;
    color: #1976d2;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.back-link:hover {
    background: #1976d2;
    color: white;
    text-decoration: none;
    transform: translateX(-2px);
}

/* Messages */
.message {
    padding: 16px 20px;
    border-radius: 8px;
    margin: 16px 0;
    font-weight: 500;
    animation: slideIn 0.3s ease;
}

.message.success {
    background: #e8f5e8;
    color: #2e7d32;
    border: 1px solid #81c784;
}

.message.error {
    background: #ffebee;
    color: #c62828;
    border: 1px solid #ef5350;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Subscription Instances Specific Styles */
.filter-section {
    background: #f8f9fa;
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid #e9ecef;
}

.lessons-progress {
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 6px;
    background: #e3f2fd;
    color: #1565c0;
}

.lessons-progress.completed {
    background: #e8f5e8;
    color: #2e7d32;
}

.status-badge.expired {
    background: #ffebee;
    color: #c62828;
}

.status-badge.gift {
    background: #fff3e0;
    color: #ef6c00;
}

.status-badge.published {
    background: #e8f5e8;
    color: #2e7d32;
}

.status-badge.unpublished {
    background: #f3e5f5;
    color: #7b1fa2;
}

.text-warning {
    color: #f57c00 !important;
}

.text-danger {
    color: #d32f2f !important;
}

/* Table row classes for filtering */
tr.expired td {
    opacity: 0.7;
}

tr.gift {
    background: #fff9c4;
}

tr.active {
    background: #f1f8e9;
}

tr.inactive {
    background: #f5f5f5;
}

/* Action buttons container */
.action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.action-buttons .role-btn {
    margin: 0;
    font-size: 0.85rem;
    padding: 6px 12px;
}

/* Modal improvements */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-content h3 {
    margin-bottom: 24px;
    color: #1976d2;
}

.form-buttons {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    justify-content: flex-end;
}

/* Form improvements */
.form-text {
    font-size: 0.85rem;
    color: #666;
    margin-top: 4px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: normal;
    cursor: pointer;
    margin-top: 20px;
}

.checkbox-label input[type="checkbox"] {
    margin: 0;
    cursor: pointer;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row .form-group {
    margin-bottom: 0;
}

/* Responsive adjustments for subscription instances */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .action-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .action-buttons .role-btn {
        width: 100%;
        margin-bottom: 4px;
    }
    
    .modal-content {
        padding: 20px;
        margin: 10px;
    }
}

/* User Statistics */
.user-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin: 24px 0;
}

.stat-card {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    text-align: center;
    border: 1px solid #f0f0f0;
    transition: all 0.2s ease;
}

.stat-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: #1976d2;
    margin-bottom: 8px;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
    font-weight: 500;
}

/* User Actions */
.user-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.user-actions .role-btn {
    font-size: 0.8rem;
    padding: 4px 8px;
    margin: 0;
}

/* Role Badges */
.role-badge.role-administrator {
    background: #fff3e0;
    color: #f57c00;
    border: 1px solid #ffcc02;
}

.role-badge.role-teacher {
    background: #e8f5e8;
    color: #2e7d32;
    border: 1px solid #4caf50;
}

.role-badge.role-client {
    background: #e3f2fd;
    color: #1976d2;
    border: 1px solid #2196f3;
}

/* Responsive Tables */
@media (max-width: 768px) {
    .admin-users-table,
    .admin-classes-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .admin-users-table thead {
        display: none;
    }
    
    .admin-users-table tbody,
    .admin-users-table tr,
    .admin-users-table td {
        display: block;
    }
    
    .admin-users-table tr {
        border: 1px solid #ddd;
        margin-bottom: 16px;
        border-radius: 8px;
        padding: 12px;
        background: #fff;
    }
    
    .admin-users-table td {
        border: none;
        position: relative;
        padding: 8px 8px 8px 120px !important;
        text-align: left;
    }
    
    .admin-users-table td:before {
        content: attr(data-label) ": ";
        position: absolute;
        left: 8px;
        width: 100px;
        font-weight: bold;
        color: #1976d2;
    }
    
    .user-stats {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 12px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .user-actions {
        justify-content: flex-start;
    }
}

/* Classes Table */
.admin-classes-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    margin: 16px 0;
}

.admin-classes-table th, .admin-classes-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}

.admin-classes-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #1976d2;
}

.admin-classes-table tr:not(:last-child) td {
    border-bottom: 1px solid #f0f0f0;
}

.admin-classes-table tr:hover {
    background: #f0f4ff;
    transition: background 0.2s;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.status-badge.active {
    background: #e8f5e8;
    color: #2e7d32;
}

.status-badge.inactive {
    background: #ffebee;
    color: #c62828;
}

.class-btn {
    margin: 2px;
    font-size: 0.85rem;
    padding: 6px 12px;
}

/* Mobile responsiveness for classes table */
@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .admin-classes-table, .admin-classes-table thead, .admin-classes-table tbody, .admin-classes-table th, .admin-classes-table td, .admin-classes-table tr {
        display: block;
        width: 100%;
    }
    .admin-classes-table thead {
        display: none;
    }
    .admin-classes-table tr {
        margin-bottom: 18px;
        background: #fff;
        border-radius: 12px;
        box-shadow: 0 2px 8px rgba(25, 118, 210, 0.08);
        padding: 10px 0;
    }
    .admin-classes-table td {
        padding: 10px 16px;
        text-align: left;
        position: relative;
        font-size: 1rem;
    }
    .admin-classes-table td:before {
        content: attr(data-label);
        font-weight: 600;
        color: #1976d2;
        display: block;
        margin-bottom: 4px;
    }
}