@charset "UTF-8";
/* CSS Document */

    body {
      animation: colorchange 50s; /* animation-name followed by duration in seconds*/
         /* you could also use milliseconds (ms) or something like 2.5s */
      -webkit-animation: colorchange 50s; /* Chrome and Safari */
    }

    @keyframes colorchange
    {
      0%   {background: maroon;}
      25%  {background: black;}
      50%  {background: navy;}
      75%  {background: black;}
      100% {background: purple;}
    }

    @-webkit-keyframes colorchange /* Safari and Chrome - necessary duplicate */
    {
      0%   {background: maroon;}
      25%  {background: black;}
      50%  {background: navy;}
      75%  {background: black;}
      100% {background: purple;}
    }