body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0 auto;
    max-width: 1080px;
    padding: 24px;
    background-color: #e8ecf1;
    color: #131111;
}

.back-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    padding: 12px 18px;
    background: #0f173b;
    color: #ffffff;
    text-decoration: none;
    font-weight: 700;
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
}

h1, h2 {
    color: #080808;
}

section {
    margin-bottom: 40px;
}

footer {
    margin-top: 40px;
    font-size: 1em;
    color: #555;
}

@media (max-width: 720px) {
    body {
        padding: 16px;
        max-width: 100%;
    }
    h1 {
        font-size: 2rem;
        margin-top: 0;
    }
    h2, h3, h4, h5, h6 {
        font-size: 1.1rem;
    }
    section {
        margin-bottom: 24px;
    }
    p {
        font-size: 1rem;
        line-height: 1.8;
    }
    .back-button {
        width: fit-content;
        padding: 10px 16px;
        font-size: 0.95rem;
    }
}