background: linear-gradient(272deg, #78d738, #38c8d7, #d738c3, #d7b138);
background-size: 800% 800%;

-webkit-animation: Gradient01 27s ease infinite;
-moz-animation: Gradient01 27s ease infinite;
animation: Gradient01 27s ease infinite;

@-webkit-keyframes Gradient01 {
    0%{background-position:0% 48%}
    50%{background-position:100% 53%}
    100%{background-position:0% 48%}
}
@-moz-keyframes Gradient01 {
    0%{background-position:0% 48%}
    50%{background-position:100% 53%}
    100%{background-position:0% 48%}
}
@keyframes Gradient01 { 
    0%{background-position:0% 48%}
    50%{background-position:100% 53%}
    100%{background-position:0% 48%}
}