* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 20px;
}

.flexbox-container {
  background-color: lightgray;
  margin: 20px;
  padding: 20px;
  display: flex;
  align-items: baseline;
  justify-content: space-around;
}

.flexbox-item {
  width: 200px;
  margin: 10px;
  border: 10px solid orange;
  background-color: tan;
}

.flexbox-item-one {
  height: 100px;
}

.flexbox-item-two {
  height: 200px;
}

.flexbox-item-three {
  height: 300px;
}