body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f2f5;
    color: #333;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

header {
    text-align: center;
    margin-bottom: 20px;
}

h1 {
    color: #4a3728;
}

.cat-card {
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    max-width: 800px;
    width: 90%;
    text-align: center;
}

.cat-card img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.card-body {
    padding: 20px;
}

button {
    background-color: #ff914d;
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
}

button:hover {
    background-color: #e07a3c;
}