/*.repeat-horizontal .acf-repeater tbody {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr; //set number of columns
}*/

.repeat-horizontal .acf-repeater tbody {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}
.repeat-horizontal .acf-repeater tr.acf-row:not(.acf-clone) {
    width: 100%;
    width: 25%;
}
.repeat-horizontal .acf-repeater tr.acf-row:not(.acf-clone) td.acf-fields {
    width: 100% !important; /* important is necessary because it gets overwritten on drag&drop  */
}