/* Basic Reset */
body, h1, h2, h3, p, ul, li {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

/* Page styling */
body {
    font-family: 'Ubuntu', sans-serif;
    background-color: #f4faff; /* Light blue background */
    color: #03396c; /* Dark blue text for high contrast */
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

header {
    background-color: #0277bd; /* Darker blue background */
    color: white;
    padding: 10px 20px;
    text-align: center;
}

nav ul {
    list-style-type: none;
}

nav ul li {
    display: inline;
    margin-right: 10px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s; /* Smooth transition for hover effect */
}

nav ul li a:hover {
    color: #ffff00; /* Turns yellow on hover */
}

header h1 {
    font-size: 2.5em; /* Increased size */
    font-weight: bold; /* Bold text */
    margin-bottom: 0.5em; /* Space below the header text */
}

main {
    padding: 20px;
    background-color: #e0f7fa; /* Specific light blue background for main */
}

main h2:first-of-type { /* Targets only the first h2 element */
    font-size: 2.5em; /* Larger font size */
    text-align: center; /* Center align the text */
    margin-bottom: 20px;
    color: #0277bd; /* A different color to stand out */
}

main h2 {
    font-size: 2em; /* Slightly smaller than the first h2 */
    text-align: left; /* Left align the rest */
    margin-bottom: 20px;
    color: #03396c; /* Standard text color */
}

section img:first-of-type {
    float: none;
    display: block;
    margin: 0 auto;
    width: 300px;
}

section img:last-of-type {
    float: none;
    display: block;
    width: 100%;
    max-width: 600px;
    height: auto;
    margin: 20px auto;
}

section p {
    font-size: 1.2em;
    text-align: left;
    color: #03396c;
}

footer {
    background-color: #0288d1;
    color: white;
    text-align: center;
    padding: 10px 20px;
    position: fixed;
    width: 100%;
    bottom: 0;
}