make all images same size bootstrap

1.img-center {
2  text-align: center; 
3  border-radius: 8px;
4  width: 100px;
5  background-color: white;
6  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15), 0 2px 3px 0 rgba(0, 0, 0, 0.1);
7}
8.row {
9  display: flex;
10  margin: auto;
11}

1.food1 img {
2    width:100%;
3    height: 230px;
4}

1.top1 {
2    height:390px;
3    background-color:#FFFFFF;
4    margin-top:10px;
5    overflow: hidden;
6}
7
8.top1 img {
9    height:100%;
10}