.contact-btn {
    margin-right: 10px;
}

@media (max-width: 768px) {
    .item:not(.list-group-item) .thumbnail .caption {
        max-width: 400px;
        margin: 0 auto;
        padding-left: 0;
        padding-right: 0;
    }
}

.item.list-group-item img {
    height: 150px;
    width: 150px;
}