/* Custom styles for header and navigation */
body {
    padding-top: 60px; /* Space for fixed header */
}

header {
    background-color: #333;
    color: white;
    padding: 10px 20px;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

nav {
    display: flex;
    justify-content: flex-start;
    gap: 20px;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

nav a:hover {
    background-color: #575757;
}

.metric-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
    justify-content: center;
}

.metric-box {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
    flex: 1;
    min-width: 250px;
    max-width: 300px;
}

.metric-box h3 {
    color: #333;
    margin-top: 0;
    font-size: 1.2em;
}

.metric-box p {
    font-size: 2em;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 0;
}