FreeTube/src/renderer/components/subscriptions-tab-ui/subscriptions-tab-ui.css

.card {
  inline-size: 85%;
  margin-block: 0 60px;
  margin-inline: auto;
}

.message {
  color: var(--tertiary-text-color);
}

@media only screen and (width <= 680px) {
  .card {
    inline-size: 90%;
  }
}