.pic img {
    border: 4px solid black; /* Thicker border */
    transition: border-color 0.3s ease; /* Smooth transition effect */
    width: 200px; /* Set width */
    height: 150px; /* Set height */
}

.pic img:hover {
    border-color: red; /* Border color change on hover */
}

.pic {
    float: left;
    margin: 10px;
}

.desc {
    text-align: center;
    font-weight: bold;
}