* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background-color: #000;
}

/* Banner */
.banner img {
    width: 100%;
    height: auto;
    display: block;
}

/* Designs container */
.container {
    padding: 15px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

/* Design card */
.design img {
    width: 100%;
    border-radius: 12px;