make all images same size bootstrap
.img-center {
text-align: center;
border-radius: 8px;
width: 100px;
background-color: white;
box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15), 0 2px 3px 0 rgba(0, 0, 0, 0.1);
}
.row {
display: flex;
margin: auto;
}