*{
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }

 .animated__gradient__background{
     width: 100%;
     height: 100vh;
     color: #fff;
     /*background: linear-gradient(-45deg, rgb(8, 2, 117), rgb(6, 6, 212), rgb(6, 6, 119), rgb(7, 2, 112));*/
     background: linear-gradient(-45deg, rgb(33, 40, 59), rgb(73,87,95), rgb(27, 33, 49), rgb(30, 37, 56));
     background-size: 400% 400%;
     position: relative;
     animation: change 10s ease-in-out infinite;
     z-index: 0;
     overflow: hidden;
 }

 @keyframes change{
     0%{
         background-position: 0 50%;
     }
     50%{
        background-position: 100% 50%;
    }
    100%{
        background-position: 0 50%;
    }
 }