.built {
   /* Chrome, Safari, Opera */
  -webkit-animation: rainbow 1s infinite; 
  
  /* Internet Explorer */
  -ms-animation: rainbow 1s infinite;
  
  /* Standar Syntax */
  animation: rainbow 1s infinite; 
}

/* Chrome, Safari, Opera */
@-webkit-keyframes rainbow{
	20%{color: red;}
	40%{color: yellow;}
	60%{color: green;}
	80%{color: blue;}
	100%{color: orange;}	
}

/* Standar Syntax */
@keyframes rainbow{
	20%{color: red;}
	40%{color: yellow;}
	60%{color: green;}
	80%{color: blue;}
	100%{color: orange;}	
}
body{
  background-image: url(http://fjordstudio.dk/assets/img/bg/diamonds.png);
}