Before

 

After

.umrp-container .umrp-list {
    table-layout: fixed;
    width: 80%;
    white-space: nowrap;
}
 
.umrp-container .umrp-list > * {
   	display: block;
    overflow: hidden;
    text-overflow: ellipsis;
}

from http://collaboradev.com/2015/03/28/responsive-css-truncate-and-ellipsis/