.app_container {
  width: 500px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.content {
  display: flex;
  flex-direction: column;
}
.button_container {
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  margin: 15px;
}
body {
  background-color: linen;
}
.stream {
  display: flex;
  overflow: hidden;
}
.card {
  min-width: 320px;
}