body {
    margin: 0;
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    justify-content: center;
    background: url(/image_400x400.jpg);
    background-size:auto;
    background-repeat: no-repeat;
    background-position: center;
    

    overflow: hidden;
    


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

}

.clock{
    display: flex;
}
.clock div{
    margin: 6px;

}

.clock span{
    width: 100px;
    height: 80px;
    background:slateblue;
    opacity: .8;
    color:white;
    display:flex;
    justify-content: center;
    align-items: center;
    font-size: 50px;
    text-shadow: 2px 2px 4px rgba(0,0,0,.3);



}

.clock .text {
    height: 30px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: darkblue;
    opacity: 0.8;

}

.clock #ampm {
    bottom: 0;
    position:relative;
    width: 60px;
    height: 30px;
    font-size: 20px;
    background: green;
}