/* Reset some default styles */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Body styles */
body {
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    display: flex;
    flex-direction: column;
    background: #A88257;
    color: #222;
    line-height: 1.6;
    padding: 40px 0;
    min-height: 100vh;
    padding-left: 30px;
}

body * {
    align-self: center;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: #1a365d;
    max-width: 50%;
    margin-bottom: 0.5em;
    font-weight: 700;
}

h3 {
    color: #334155;
}

h2 {
    font-size: 1.4rem;
    margin-top: 2.5em;
    margin-bottom: 1em;
}

h2:first-of-type {
    margin-top: 0;
}

/* Button Styles */
button {
    display: inline-block;
    background: linear-gradient(90deg, #2186de 0%, #1e40af 100%);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.75em 1.5em;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin: 1.5em 0 0.5em 0;
    box-shadow: 0 2px 8px rgba(30, 64, 175, 0.08);
    transition: background 0.2s, transform 0.1s;
}

.fullscreen:hover,
.fullscreen:focus {
    background: linear-gradient(90deg, #1e40af 0%, #2563eb 100%);
    transform: translateY(-2px) scale(1.03);
    outline: none;
}

/* Iframe Styles */
iframe {
    display: block;
    margin: 0 auto 2em auto;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    box-shadow: 0 4px 24px rgba(30, 64, 175, 0.10);
    background: #fff;
    transition: box-shadow 0.2s;
}

iframe:focus-within,
iframe:active {
    box-shadow: 0 6px 32px rgba(30, 64, 175, 0.18);
    border-color: #2563eb;
}

/* Responsive Design */
@media (max-width: 1200px) {
    iframe {
        width: 90vw !important;
        max-width: 100%;
        height: 60vw !important;
        min-height: 300px;
    }
}

@media (max-width: 700px) {
    body {
        padding: 10px 0;
    }
    h2 {
        font-size: 1.1rem;
    }
    .fullscreen {
        width: 100%;
        font-size: 0.95rem;
        padding: 0.7em 0;
    }
    iframe {
        width: 98vw !important;
        height: 50vw !important;
        min-height: 200px;
    }
}

/* Miscellaneous */
br {
    margin-bottom: 1em;
}