body {
  font-family: sans-serif;
  padding: 0;
  margin: 0;
}

#cam {
  width: 100vw;
  object-fit: contain;
  height: 90vh;
}

.nav {
  display: flex;
  justify-content: space-between;
  margin-left: 2rem;
  margin-right: 2rem;
  align-items: center;
}

.time-select {
  display: flex;
  align-items: center;
}

@media only screen and (max-width: 768px) {
  .nav {
    flex-direction: column;
    margin-left: 0;
    margin-right: 0;
  }
  .time-select {
    flex-direction: column;
  }

  select {
    max-width: 80vw;
  }

  h3 {
    margin: 0.25rem;
  }
}