/* Start Main Rule */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;600;700;800;900&display=swap');
* {
  margin:0;
  padding:0;
  box-sizing:border-box;
}
/*body {
  background-image:url("images/bg.jpg");
  background-repeat: no-repeat;
  background-size:cover;
  background-position:top;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  font-family: 'Poppins', sans-serif;
  position: relative;
} */  
.overlay{
  position:absolute;
  top:0;
  left:0;
  right:0;
  bottom:0;
  /*background:rgba(0,0,0,0.4);*/
  width:100%;
  height:100%;
  z-index:-1;
}
.countdown-container{
  display:flex;
}
.big-text{
  font-size:3rem;
  margin-bottom: -10px;
}
/*.title{
  margin:10px;
  text-align:center;
  color:#fff;
  width:100%;
  letter-spacing:2px;
  font-size: 3rem;
  line-height: 5.5rem;
}
.title span{
  display:block;
  font-size:6rem;
  letter-spacing:2rem;
}*/
.wrapper{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap: wrap;
  min-height:20vh;
}
.countdown-container > div{
  margin:0 1rem;
  text-align: center;
  border:2px solid #fff;
  padding:0px 20px;
  border-radius: 8px;
  box-shadow: 0px 2px 10px rgba(0,0,0,0.5);
  box-sizing: border-box;
  color:#fff;
  min-width:120px;
}
@media (max-width:992px){
  .countdown-container > div{
    margin:0 1rem;
  }
}
@media (max-width:767px){
  .countdown-container{
    flex-wrap: wrap;
  }
  .countdown-container > div{
    margin:1rem auto;
    max-width:100px;
  }
}



<style>
      body {
  background: #333;
  font-family: sans-serif;
}

.flipper {
  color: #333;
  display: block;
  font-size: 50px;
  line-height: 100%;
  padding: 0;
  margin: 0;
  height: 1.7em;
}
.flipper.flipper-invisible {
  font-size: 0px !important;
}

.flipper-group {
  position: relative;
  white-space: nowrap;
  display: block;
  float: left;
  padding: 0;
  margin: 0;
}
.flipper-group label {
  position: absolute;
  color: #fff;
  font-size: 20%;
  top: 100%;
  line-height: 1em;
  left: 50%;
  -webkit-transform: translate(-50%, 0);
          transform: translate(-50%, 0);
  text-align: center;
  padding-top: .5em;
}

.flipper-digit {
  white-space: nowrap;
  position: relative;
  padding: 0;
  margin: 0;
  display: inline-block;
  float: left;
  height: 1.2em;
  overflow-y: hidden;
}
.flipper-digit span {
  font-size: 25%;
}

.flipper-delimiter {
  white-space: nowrap;
  display: block;
  float: left;
  padding: 0;
  margin: 0;
  color: #fff;
  min-width: .1em;
  white-space: nowrap;
  display: block;
  padding-top: 0.1em;
  padding-bottom: 0.1em;
  line-height: 1em;
}

.digit-face {
  display: block;
  visibility: hidden;
  position: relative;
  border-radius: 0.1em;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 8;
  padding-top: 0.1em;
  padding-bottom: 0.1em;
  padding-left: 0.1em;
  padding-right: 0.1em;
  box-sizing: border-box;
  text-align: center;
}

.digit-next {
  display: block;
  position: relative;
  border-radius: 0.1em;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 8;
  height: 1.2em;
  background: #fff;
  padding-top: 0.1em;
  padding-bottom: 0.1em;
  padding-left: 0.1em;
  padding-right: 0.1em;
  box-sizing: border-box;
  text-align: center;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

.digit-top {
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  pointer-events: none;
  overflow: hidden;
  position: absolute;
  background: #fff;
  padding-top: 0.1em;
  padding-bottom: 0;
  padding-left: 0.1em;
  padding-right: 0.1em;
  border-top-left-radius: 0.1em;
  border-top-right-radius: 0.1em;
  box-sizing: border-box;
  text-align: center;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  transition: background 0s linear, -webkit-transform 0s linear;
  transition: transform 0s linear, background 0s linear;
  transition: transform 0s linear, background 0s linear, -webkit-transform 0s linear;
  -webkit-transform-origin: 0 0.6em 0 !important;
          transform-origin: 0 0.6em 0 !important;
  -webkit-transform-style: preserve-3d !important;
          transform-style: preserve-3d !important;
  z-index: 20;
}
.digit-top.r {
  transition: background 0.2s linear, -webkit-transform 0.2s linear;
  transition: transform 0.2s linear, background 0.2s linear;
  transition: transform 0.2s linear, background 0.2s linear, -webkit-transform 0.2s linear;
  -webkit-transform: rotateX(90deg);
          transform: rotateX(90deg);
  background: #cccccc;
}

.digit-top2 {
  visibility: hidden;
  position: absolute;
  height: 50%;
  left: 0;
  right: 0;
  background: #cccccc;
  transition: -webkit-transform 0.2s linear;
  transition: transform 0.2s linear;
  transition: transform 0.2s linear, -webkit-transform 0.2s linear;
  line-height: 0em !important;
  top: 50% !important;
  bottom: auto !important;
  padding-top: 0;
  padding-bottom: 0.1em;
  padding-left: 0.1em;
  padding-right: 0.1em;
  border-bottom-left-radius: 0.1em;
  border-bottom-right-radius: 0.1em;
  overflow: hidden;
  text-align: center;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  transition: background 0s linear, -webkit-transform 0s linear;
  transition: transform 0s linear, background 0s linear;
  transition: transform 0s linear, background 0s linear, -webkit-transform 0s linear;
  -webkit-transform: rotateX(-90deg);
          transform: rotateX(-90deg);
  -webkit-transform-style: preserve-3d !important;
          transform-style: preserve-3d !important;
  -webkit-transform-origin: 0 0 0 !important;
          transform-origin: 0 0 0 !important;
  z-index: 20;
}
.digit-top2.r {
  visibility: visible;
  transition: background 0.2s linear 0.2s, -webkit-transform 0.2s linear 0.2s;
  transition: transform 0.2s linear 0.2s, background 0.2s linear 0.2s;
  transition: transform 0.2s linear 0.2s, background 0.2s linear 0.2s, -webkit-transform 0.2s linear 0.2s;
  -webkit-transform: rotateX(0deg);
          transform: rotateX(0deg);
  background: #fff;
}

.digit-bottom {
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  pointer-events: none;
  position: absolute;
  overflow: hidden;
  background: #fff;
  height: 50%;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9;
  line-height: 0em;
  padding-top: 0;
  padding-bottom: 0.1em;
  padding-left: 0.1em;
  padding-right: 0.1em;
  border-bottom-left-radius: 0.1em;
  border-bottom-right-radius: 0.1em;
  box-sizing: border-box;
  text-align: center;
  transition: none;
}
.digit-bottom.r {
  transition: background 0.2s linear;
  background: #cccccc;
}

.flipper-digit:after {
  content: "";
  position: absolute;
  height: 2px;
  background: rgba(0, 0, 0, 0.5);
  top: 50%;
  display: block;
  z-index: 30;
  left: 0;
  right: 0;
}

.flipper-dark {
  color: #fff;
}
.flipper-dark .flipper-delimiter {
  color: #333;
}
.flipper-dark .digit-next {
  background: #333;
}
.flipper-dark .digit-top {
  background: #333;
}
.flipper-dark .digit-top.r {
  background: black;
}
.flipper-dark .digit-top2 {
  background: black;
}
.flipper-dark .digit-top2.r {
  background: #333;
}
.flipper-dark .digit-bottom {
  background: #333;
}

.flipper-dark-labels .flipper-group label {
  color: #333;
}

    </style>