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

header {
    background-color: #005792;
    color: white;
    padding: 15px;
    text-align: center;
}

nav ul {
    list-style: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

main {
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.dashboard {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}
.custom-alert {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #333;
    color: #fff;
    padding: 15px 25px;
    border-radius: 8px;
    font-size: 18px;
    z-index: 9999;
    display: none;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.card {
    background: white;
    padding: 15px;
    border-radius: 8px;
    width: 250px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

footer {
    background-color: #005792;
    color: white;
    text-align: center;
    padding: 10px;
    position: fixed;
    width: 100%;
    bottom: 0;
}