body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f9f5f0;
    color: #333;
    font-size: 1rem;
    background-image: url('backgr.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}
body.large {
    font-size: 2.5rem;
    background-color: #000;
    color: #fff;
    line-height: 1.6;
    background-image: none;
    background-color: #000;
}
header, footer {
    background-color: #8b4513;
    color: white;
    text-align: center;
    padding: 1rem;
}
body.large header, 
body.large footer {
    background-color: #000;
    border: 4px solid #fff;
}
.divek {
    margin: 5px 0;
}
.divek label {
    display: flex;
    align-items: center;
    gap: 2.5px;
}
nav {
    width: 100vw;
    display: flex;
    justify-content: center;
    gap: 1rem;
    background-color: #a0522d;
    padding: 1rem 0;
    box-sizing: border-box;
}
body.large nav {
    background-color: #000;
    border-bottom: 4px solid #fff;
}
nav a {
    color: white;
    text-decoration: none;
    margin: 0 1rem;
    font-weight: bold;
}
body.large nav a {
    color: #ff0;
    text-decoration: underline;
    font-weight: bold;
    font-size: 2.5rem;
}
a {
    color: white;
}
a:visited {
    color: purple;
}
body.large a {
    color: #ff0;
}
body.large a:visited {
    color: #f0f;
}
main {
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}
.card-container {
    display: flex;
    justify-content: center;
    gap: 2rem;
}
p, summary {
    color: white;
}
body.large p,
body.large summary,
body.large h1,
body.large h2,
body.large h3,
body.large label {
    color: #fff !important;
    text-shadow: 1px 1px 1px #000;
}
.lap {
    background-color: #8b4513;
    color: white;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    flex: 1;
}
body.large .lap {
    background-color: #000;
    border: 4px solid #fff;
    flex: none;
}
body.large .card-container {
    flex-direction: column;
    gap: 1rem;
}

@media (max-width: 768px) {
    .card-container {
        flex-direction: column;
    }
}
.divider {
    border: none;
    border-top: 2px solid #a0522d;
    margin: 2rem auto;
    width: 87%;
}
table {
    width: 100%;
    border-collapse: collapse;
}
table, th, td {
    border: 1px solid #ddd;
}
td {
    background-color: #a0522d;
}
body.large td {
    background-color: #000;
    border: 2px solid #fff;
}

body.large th {
    background-color: #fff;
    color: #000;
    border: 2px solid #fff;
}
th, td {
    padding: 1rem;
}
input, textarea {
    width: 100%;
    padding: 0.5rem;
    margin: 0.5rem 0 1rem 0;
    border: 1px solid #ddd;
    border-radius: 4px;
}
body.large input,
body.large textarea,
body.large select {
    background-color: #000;
    color: #fff;
    border: 3px solid #fff;
    font-size: 1.2em;
    padding: 0.8rem;
}
body.large input::placeholder,
body.large textarea::placeholder {
    color: #ccc;
    opacity: 1;
}
button {
    background-color: #8b4513;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    margin-right: 1rem;
}
body.large .btn-primary {
    background-color: #000;
    color: #ff0;
    border: 3px solid #ff0;
    font-size: 1.2em;
    padding: 0.8rem 1.5rem;
}
body.large .btn-danger {
    background-color: #000;
    color: #f00;
    border: 3px solid #f00;
    font-size: 1.2em;
    padding: 0.8rem 1.5rem;
}
.carousel { 
    overflow: hidden; 
    border-radius: 0.5rem; 
}
.kep1 {
    height: auto;
    width: 400px;
}
.kep-container {
    display: flex;
    justify-content: center;
}
@media print {
    header,
    nav,
    footer,
    .carousel,
    .visually-hidden,
    .visually-hidden-focusable {
        display: none !important;
    }
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
        margin: 1cm;
    }
    table {
        width: 100%;
        border-collapse: collapse;
    }
    th, td {
        border: 1px solid #444;
        padding: 6px;
    }
    th {
        background-color: #f0f0f0;
    }
    img {
        max-width: 100%;
        height: auto;
    }
    a::after {
        content: " (" attr(href) ")";
        font-size: 10pt;
    }
    select, input, button {
        display: none !important;
    }
}
#styleSwitcher {
    padding: 0;
    border-radius: 4px;
    font-size: 1rem;
}
body.large #styleSwitcher {
    font-size: 1.2em;
    background-color: #000;
    color: #fff;
    border: 3px solid #fff;
}