.container {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -30%);
  text-align: center;
  width: 90%;
}
.heading {
  margin: 30px 0;
}

.circle_container {
  position: relative;
  height: 450px;
  width: 450px;
  margin: 0px auto;
  overflow: visible;
}

.waiting_room_text {
  font-size: 24px;
  margin-bottom: 20px;
}
.waiting_room_time {
  font-size: 20px;
  letter-spacing: 1px;
}

@media screen and (max-width: 720px) {
  .heading {
    font-size: 28px;
  }
  .waiting_room_text {
    font-size: 20px;
  }
  .waiting_room_time {
    font-size: 16px;
  }
}

@media screen and (max-width: 500px) {
  .circle_container {
    height: 380px;
    width: 380px;
  }
}

@media screen and (max-width: 450px) {
  .circle_container {
    height: 350px;
    width: 350px;
  }
  .waiting_room_text {
    font-size: 18px;
  }
  .waiting_room_time {
    font-size: 16px;
  }
}

@media screen and (max-width: 380px) {
  .circle_container {
    height: 300px;
    width: 300px;
  }
}

@media screen and (max-width: 340px) {
  .circle_container {
    height: 280px;
    width: 280px;
  }
}

@media screen and (max-width: 300px) {
  .circle_container {
    height: 250px;
    width: 250px;
  }
}
@media screen and (max-width: 280px) {
  .circle_container {
    height: 200px;
    width: 200px;
  }
}