:root {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    color: #222;
    background-color: #f9f9f9;
    margin: 0;
    padding: 0;
}

header {
    background-color: #004466;
    color: #ffffff;
    text-align: center;
    padding: 2rem 1rem;
}

.headerText {
    color: #ffffff;
    position: relative;
    z-index: 10;
    font-size: 2.5rem;
}

.headerImage {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 1rem;
}

main {
    max-width: 900px;
    margin: 2rem auto;
    padding: 0 1rem;
}

section {
    background-color: #ffffff;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

h2, h3 {
    color: #004466;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

ul {
    list-style-type: disc;
    margin-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

code {
    background-color: #f0f0f0;
    padding: 0.2rem 0.4rem;
    border-radius: 2px;
    font-family: "Courier New", Courier, monospace;
    font-size: 0.95rem;
}

strong {
    color: #004466;
}

input {
    border-radius: 5px;
}

label {
    padding: 10px;
}

.foot {
    text-align:center; padding:20px; font-size:0.9em; color:#666;
}

@media (max-width: 600px) {
    .headerText {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    section {
        padding: 1rem;
    }
}