body {
    font-family: Arial, sans-serif;
    background: #f5f7fa;
    margin: 0;
}

.header {
    background: #1e3c72;
    color: white;
    padding: 15px;
    display: flex;
    align-items: center;
}

.header img {
    height: 50px;
    margin-right: 15px;
}

.container {
    padding: 20px;
}

a {
    color: #1e3c72;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

body {
    background: url('../images/background.jpg') no-repeat center center fixed;
    background-size: cover;
}