style4.css

.flex-container {
  margin-top: 20px;
  display: flex;
  flex-wrap: nowrap;
  width: 100%;
  height: 500px;
  justify-content: center;
  transition: 2s all ease;
}

.flex-item {
  background: blue;
  border: 1pt solid black;
  width: 10px;
  transition: 0.1s all ease;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
}

#input {
  display: flex;
  padding: 10px;
  justify-content: space-around;
}

.bar {
  position: static;
  width: 50px; /* Adjust as needed */
  background-color: #007bff;
  margin: 0 0.5px; /* Adjust as needed */
}

.bar-number {
  position: relative;
  bottom: -20px; /* Adjust as needed */
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 2px; /* Adjust as needed */
}