body {
  
  color: white;
  text-shadow: 2px 2px 4px #000000;
  font-family: verdana;
}

html, body {
  width: 100%;
  height:100%;
}

body {
    background: linear-gradient(-45deg, #5cee52, #3ce73c, #e73c7e, #eb50ba);
    background-size: 400% 400%;
    animation: gradient 5s linear infinite;
}

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