body > div {
  position: absolute;
  left: 50%;
  top: 25%;
  width: 50%;
  transform: translate(-50%, -50%);
}

#progress-bar {
  width: 100%;
  height: 100%;
  margin: 10px;
}

.progress-bar-conatiner {
  border: 2px solid black;
  width: 100%;
  height: 20px;
  margin-bottom: 20px;
}