body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
    position: relative; /* Ensure body is the reference for absolute positioning */
    min-height: 100vh; /* Make sure body takes up the full viewport height */
}

header {
    background-image: url("team.jpg"); /* Image as background */
    background-color: #003366; /* Background color in case image is missing */
    background-position: center top 50%; /* Move the background image 10% downwards */
    background-size: cover; /* Ensure the image covers the header */
    padding: 10px;
    color: white;
    height: 30vh; /* Height adjusted to 45% of the viewport */
    position: relative;
}

.logo {
    max-width: 200px;
}

nav {
    position: absolute;
    bottom: 0; /* Position the navigation at the bottom of the header */
    left: 0;
    width: 100%;
    padding: 10px 0;
    /* Removed background-color to remove the blue color */
}

nav ul {
    list-style: none;
    padding: 0;
    text-align: center; /* Center align the navigation items */
}

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

nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 18px;
}

main {
    padding: 20px;
}

img {
    max-width: 100%;
    height: auto;
}

#header-logo {
    position: absolute;
    left: 33%; /* Keep logo at 33% from the left of the header */
    top: 50%; /* Center the logo vertically in the header */
    transform: translateY(-50%); /* Adjust logo to be exactly centered */
    width: auto;
    height: 60px;
}