body {
  margin: 0;
  font-family: sans-serif;
  background: url("https://images.unsplash.com/photo-1588098916193-50895adaf8a0?ixlib=rb-1.2.1&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1074&q=80");
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: red;
  height: 100vh;
  background-size: cover;
  overflow: hidden;
}

h2{
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 14px;
    text-align: center;
}

.clock{
    display: flex;
    flex-wrap: wrap;
}

.clock div{
    margin: 5px;
    position: relative;
}

.clock span{
width: 100px;
height: 80px;
background: yellow;
opacity: .8;
display: flex;
justify-content: center;
align-items: center;
font-size: 50px;
text-shadow: 2px 2px 4px black;

}

.clock .text{
    text-transform: uppercase;
    font-size: 10px;
    height: 30px;
    background: rgb(94, 94, 19);
    text-shadow: none;

}

.clock .ampm{
    position: absolute;
    bottom: 0;
    width: 60px;
    height: 30px;
    font-size: 20px;
}