* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    color: #222;
}

header {
    background: #111827;
    color: white;
    text-align: center;
    padding: 60px 20px;
}

header h1 {
    font-size: 42px;
    margin-bottom: 10px;
}

header p {
    font-size: 18px;
}

nav {
    background: white;
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 18px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
position: sticky;
top: 0;
z-index: 1000;

nav a {
    text-decoration: none;
    color: #111827;
    font-weight: bold;
}

nav a:hover {
    color: #d4a017;
}

main {
    max-width: 1100px;
    margin: auto;
}

section {
    background: white;
    margin: 30px 20px;
    padding: 45px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

section h2 {
    font-size: 30px;
    margin-bottom: 15px;
    color: #111827;
}

section p {
    font-size: 17px;
    line-height: 1.7;
    margin-bottom: 20px;
}

button {
    background: #d4a017;
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
}

button:hover {
    background: #b8860b;
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgba(0,0,0,0.2);
}
button {
    transition: 0.3s;
}

footer {
    background: #111827;
    color: white;
    text-align: center;
    padding: 25px;
    margin-top: 40px;
}

@media (max-width: 600px) {

    header h1 {
        font-size: 32px;
    }

    nav {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    section {
        margin: 20px 10px;
        padding: 30px 20px;
    }
}
section img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 20px;
}
.book {
    max-width: 500px;
    margin: 30px auto;
    padding: 30px;
    background: #f9fafb;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.book h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #111827;
}

.book p {
    margin-bottom: 15px;
}
#audio audio {
    width: 100%;
    max-width: 600px;
    margin-top: 15px;
}
#wasiliana button {
    margin-top: 10px;
    font-size: 17px;
    padding: 15px 30px;
}
.book img {
    width: 220px;
    height: 300px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
}
@media (max-width: 600px) {
    nav a {
        padding: 8px;
        font-size: 16px;
    }

    button {
        width: 100%;
        max-width: 320px;
    }
}
header img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 20px;
}