/* fixed px columns so a wide screen does not strand Course far from User; Course takes the rest */
.assign-col-check   { width: 40px; }
.assign-col-user    { width: 260px; }
.assign-col-course  { width: calc(100% - 880px); }
.assign-col-status  { width: 192px; }
.assign-col-due     { width: 140px; }
.assign-col-expires { width: 160px; }
.assign-col-actions { width: 88px; }

@media (max-width: 1279px) {
  .assign-col-user    { width: 200px; }
  .assign-col-expires { display: none; }
  .assign-col-course  { width: calc(100% - 660px); }
}