body { 
    font-family: 'Open Sans', sans-serif; 
    margin: 0; 
    padding: 0; 
    color: #333; 
    background-color: #f4f4f4; 
    display: flex; 
    flex-direction: column; 
    min-height: 100vh; 
    overflow-x: hidden; /* Prevent horizontal scrollbar */
}

header { 
    background-color: #2e7dba; 
    color: #fff; 
    padding: 10px 20px; 
    text-align: center; 
}
header a { 
    position: absolute; 
    left: 20px; 
    text-decoration: none; 
    border: none;
}

img { 
    height: auto; 
}

section { 
    margin: 20px; 
    padding: 20px; 
    background-color: #fff; 
    border-radius: 8px; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.1); 
    flex: 1; 
}

footer { 
    background-color: #2e7dba; 
    color: white; 
    text-align: center; 
    padding: 10px 20px; 
    width: 100%; 
    margin-top: auto; /* Push footer to the bottom */
}

footer a { 
    color: #ffcc00; 
    text-decoration: none; 
}

footer a:visited { 
    color: #ffcc00; 
}

footer a:hover { 
    text-decoration: underline; 
}