body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f9f9;
    color: #333;
}

header {
    background-color: #0073e6;
    color: white;
    padding: 20px 0;
    text-align: center;
}

main {
    padding: 20px;
}

h1, h2 {
    margin: 0;
    padding-bottom: 10px;
}

#overview {
    margin-bottom: 20px;
}

#connections-container {
    display: flex;
    flex-wrap: wrap;
}

.connection-card {
    background-color: white;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin: 10px;
    padding: 15px;
    width: calc(33.333% - 20px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.connection-card h3 {
    margin: 0 0 10px;
}