style.css

* {
  margin: 0;
  padding: 0;
  font-family: "Poppins", sans-serif;
  box-sizing: border-box;
}
.hero {
  width: 100%;
  min-height: 100vh;
  background: linear-gradient(45deg, #08001f, #30197d);
  color: #fff;
  position: relative;
}
.container {
  width: 800px;
  height: 180px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  /* background: red; */
}
.clock {
    width: 100%;
    height: 100%;
    background: rgba(235, 0, 255, 0.11);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(40px);
}
.container::before{
    content: ' ';
    width: 180px;
    height: 180px;
    background: #f41b75;
    border-radius: 5px;
    position: absolute;
    left: -50px;
    top: -50px;
    z-index: -1;
}
.container::after{
    content: ' ';
    width: 180px;
    height: 180px;
    background: #419aff;
    border-radius: 50%;
    position: absolute;
    right: -30px;
    bottom: -50px;
    z-index: -1;
}
.clock span{
  font-size: 80px;
  width: 110px;
  display: inline-block;
  text-align: center;
  position: relative;
}
.clock span::after{
  font-size: 16px;
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
}
#hrs::after{
  content: 'HOURS';
}
#mints::after{
  content: 'MINS';
}
#sec::after{
  content: 'SEC';
}