@media only screen and (max-width: 869px) {
  .clock-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 64px;
    max-width: 800px;
    background: #E5DDD2;
    padding: 16px;
    border-radius: 8px;
  }
  .clock-name {
    font-size: 48px;
    font-weight: bold;
    margin: 16px 0;
    color: #292935;
  }

  .clock-content {
    font-size: 48px;
    font-weight: bold;
    color: #292935;
    margin: 16px 0;
  }
}

@media only screen and (min-width: 870px) {
  .clock-list {
    display: flex;
    flex-wrap: wrap;
  }

  .clock-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 16px;
    background: #E5DDD2;
    padding: 16px;
    width: 320px;
    border-radius: 8px;
  }
  .clock-name {
    font-size: 48px;
    font-weight: bold;
    color: #292935;
    margin: 16px 0;
  }

  .clock-content {
    font-size: 48px;
    font-weight: bold;
    color: #292935;
    margin: 16px 0;
  }
}

.timestamp-container {
  margin: 16px;
}