.tournament-participant {
  min-width: 0;
  overflow-wrap: anywhere;
}

.tournament-participant .button {
  max-width: 100%;
  white-space: normal;
}

.tournament-participant nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tournament-participant form, .tournament-participant label { display:grid; gap:10px; min-width:0; margin-block:12px; }
.tournament-participant select { width:100%; min-width:0; max-width:100%; min-height:44px; }
.tournament-participant [type=checkbox] { width:24px; height:24px; }
.tournament-participant [hidden] { display:none!important; }