body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

.container {
    display: flex;
}

.sidebar {
    width: 250px;
    background: #333;
    color: white;
    padding: 20px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
}

.sidebar h2 {
    text-align: center;
    margin-bottom: 20px;
}

.sidebar ul {
    list-style: none;
    padding: 0;
}

.sidebar ul li {
    padding: 10px;
}

.sidebar ul li a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 10px;
    transition: 0.3s;
}

.sidebar ul li a:hover {
    background: red;
}

.content {
    margin-left: 270px;
    padding: 20px;
    width: 100%;
}

footer {
    text-align: center;
    padding: 15px;
    background: #333;
    color: white;
    position: fixed;
    bottom: 0;
    width: 100%;
}

.dashboard-cards {
    display: flex;
    justify-content: space-around;
    margin-top: 20px;
}

.card {
    background: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 30%;
    text-align: center;
}

.card h3 {
    margin-bottom: 10px;
}