.header {
    /*background: linear-gradient(27deg, #4dffcc 40%, #8c2ff5 60%);
	background-size: 200% 200%;
	background-position: 50% 80%;

	-webkit-animation: headBGanim 30s ease infinite 2s;
	-moz-animation: headBGanim 30s ease infinite 2s;
	animation: headBGanim 30s ease infinite 2s;*/
}

@-webkit-keyframes headBGanim {
    0%{background-position:50% 80%}
    25%{background-position:100% 51%}
    50%{background-position:0% 40%}
    75%{background-position:100% 51%}
    100%{background-position:50% 80%}
}
@-moz-keyframes headBGanim {
    0%{background-position:50% 80%}
    25%{background-position:100% 51%}
    50%{background-position:0% 40%}
    75%{background-position:100% 51%}
    100%{background-position:50% 80%}
}
@keyframes headBGanim {
    0%{background-position:50% 80%}
    25%{background-position:100% 51%}
    50%{background-position:0% 40%}
    75%{background-position:100% 51%}
    100%{background-position:50% 80%}
}