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

body {
    font-family: sans-serif;
    background-color: #f0f0f0;
    text-align: center;
}

h1 {
    margin: 20px 0;
    color: #333;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.container img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    transition: transform 0.3s;
}

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

.loader {
    margin: 20px auto;
    font-size: 18px;
    color: #555;
    display: none;
}