body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 20px;
    text-align: center;
    background-color: #f9f9f9;
}

header {
    background-color: #333;
    color: #fff;
    padding: 10px;
}

.postales-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.postal {
    margin: 20px;
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 10px;
    max-width: 300px;
    transition: transform 0.3s ease-in-out;
}

.postal:hover {
    transform: scale(1.05);
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

p {
    color: #555;
}

h1 {
    margin: 0;
}