body {
    margin: 0;
    font-family: Arial, sans-serif;
    display: flex;
    min-height: 100vh;
    background-color: #f9f9f9;
}

.sidebar {
    width: 220px;
    background-color: #2c3e50;
    padding: 20px;
    color: #ecf0f1;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    transition: width 0.3s;
}

.sidebar.collapsed {
    width: 60px;
    padding: 20px 10px;
}

.sidebar h2 {
    font-size: 20px;
    margin-bottom: 20px;
    color: #fff;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar.collapsed h2 {
    font-size: 0;
}

.sidebar a {
    color: #ecf0f1;
    text-decoration: none;
    padding: 10px 5px;
    margin-bottom: 8px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    white-space: nowrap;
}

.sidebar a i {
    margin-right: 10px;
}

.sidebar.collapsed a span {
    display: none;
}

.sidebar a:hover {
    background-color: #34495e;
}

.main {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.navbar {
    background-color: #ecf0f1;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.toggle-btn {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: #2c3e50;
}

.container {
    flex-grow: 1;
    padding: 20px;
}

footer {
    background-color: #bdc3c7;
    text-align: center;
    padding: 10px;
}


.submenu a {
    color: #333;
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 5px;
    transition: background-color 0.2s;
}

.submenu a:hover {
    background-color: #f1f1f1;
}
/* .submenu a.active {
    background-color: #3498db;
    color: #fff;
}
.submenu a.active:hover {
    background-color: #2980b9;
}
.icon-btn {
    position: relative;
    color: #2c3e50;
    text-decoration: none;
    margin-left: 20px;
    font-size: 18px;
}
.icon-btn .badge {
    position: absolute;
    top: -5px;
    right: -10px;
    background-color: #e74c3c;
    color: #fff;
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 12px;
}
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
        padding: 20px 10px;
    }

    .sidebar h2 {
        font-size: 0;
    }

    .sidebar a span {
        display: none;
    }
} */


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

.blink {
  animation: blink 1s infinite;
}