div {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    margin: 10px;
}

div a {
    position: relative;
    color: white;
    font-weight: bold;
    text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
}

div a img {
    display: block;
    margin: 0 auto;
}

div a p {
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 5px;
    margin: 0;
}

div a span {
    font-size: 12px; /* サイズを調整してください */
}