body {
  margin: 0;
}
.Gradation_3 {
  display: flex;
  width: 100%;
  height: 100vh;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(150deg, #a6d900 0%, #ff4454 100%);
  opacity: 0.5;
  animation: Grad 4s infinite alternate;
}

.Gradation_3_text{
  font-size: 30px;
  font-family: Arial;
  font-weight: 600;
  color: #fff;
 }

@keyframes Grad {
  0% {
    -webkit-filter: hue-rotate(0deg);
    filter: hue-rotate(0deg);
  }

  100% {
    -webkit-filter: hue-rotate(360deg);
    filter: hue-rotate(360deg);
  }
}