@keyframes background-changer {
  0%, 100% {
    background-image: url(https://wallpaperaccess.com/full/3730648.jpg);
  }
  50% {
    background-image: url(https://wallpaperaccess.com/full/3730648.jpg);
  }
}

body {
  animation: background-changer 5s infinite;
}
    
#hSub {
    all: unset;
    font-family: Arial;
    font-size: 15px;
    background: black;
    font-size: small;
    margin: 0px;
    padding: 5px;
    padding-top: 5px;
    padding-left: 5px;
    padding-left: 10px;
    padding-top: 4px;
    position: fixed;
    left: 0;
    top: 34px;
    width: calc(100% - 15px );
    color: #000;
    height: 15px;
    z-index: 300;
}
.rightHead {
    background: hotpink;
    color: white;
    padding-left: 4px;
}
h4 {
    color: white;
    margin-bottom: 0px;
}
#header {
    all: unset;
    font-family: Arial;
    font-size: 15px;
    background: hotpink;
    color: #fff;
    position: fixed;
    width: calc( 100% - 15px );
    height: 22px;
    padding: 5px;
    left: 0px;
    top: 0px;
    margin-bottom: 40px;
    border-bottom: 1px solid black;
    padding-left: 10px;
    padding-top: 6px;
    overflow: hidden;
    z-index: 300;
}