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

body {
    font-family: Arial, sans-serif;
    padding: 20px;
    background-color: #f4f4f4;
}

h1 {
    text-align: center;
    margin-bottom: 20px;
}

.galeria {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    max-width: 900px;
    margin: auto;
}

.item {
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s;
}

.item img:hover {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .galeria {
        grid-template-columns: 1fr;
    }
}