td,tr{border:3px solid #eee;text-align:center;padding:10px;}
@media (min-width: 680px) {

.vertical-center {
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-ms-flex-align: center;
-webkit-align-items: center;
-webkit-box-align: center;
align-items: center;
}
}