body {
  background-color: cornflowerblue;
}

main {
  margin-top: 5vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  width: 600px;
  height: 400px;
  border: 2px solid grey;
  display: block;
  padding: 20px;
}

.container div {
  width: auto;
  height: 100px;
  margin: 0 auto;
}
.main_title {
  color: white;
  text-align: center;
}

.subtitle {
  color: floralwhite;
  text-align: center;
}

.break_row {
  flex-basis: 100%;
  height: 0;
}