@-webkit-keyframes cf4FadeInOut {
 0% {
   opacity:1;
 }
 17% {
   opacity:1;
 }
 25% {
   opacity:0;
 }
 92% {
   opacity:0;
 }
 100% {
   opacity:1;
 }
}
@-moz-keyframes cf4FadeInOut {
 0% {
   opacity:1;
 }
 17% {
   opacity:1;
 }
 25% {
   opacity:0;
 }
 92% {
   opacity:0;
 }
 100% {
   opacity:1;
 }
}
@-o-keyframes cf4FadeInOut {
 0% {
   opacity:1;
 }
 17% {
   opacity:1;
 }
 25% {
   opacity:0;
 }
 92% {
   opacity:0;
 }
 100% {
   opacity:1;
 }
}
@keyframes cf4FadeInOut {
 0% {
   opacity:1;
 }
 17% {
   opacity:1;
 }
 25% {
   opacity:0;
 }
 92% {
   opacity:0;
 }
 100% {
   opacity:1;
 }
}
#cf4a {
  position:relative;
  height:313px;
  width:426px;
  margin:0 auto;
  border: 3px solid #c0c0c0;
  border-radius:40px;
}
#cf4a img {
  position:absolute;
  left:0;
  border-radius:37px;
}
#cf4a img {
  -webkit-animation-name: cf4FadeInOut;
  -webkit-animation-timing-function: ease-in-out;
  -webkit-animation-iteration-count: infinite;
  -webkit-animation-duration: 20s;

  -moz-animation-name: cf4FadeInOut;
  -moz-animation-timing-function: ease-in-out;
  -moz-animation-iteration-count: infinite;
  -moz-animation-duration: 20s;

  -o-animation-name: cf4FadeInOut;
  -o-animation-timing-function: ease-in-out;
  -o-animation-iteration-count: infinite;
  -o-animation-duration: 20s;

  animation-name: cf4FadeInOut;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-duration: 20s;
}
#cf4a img:nth-of-type(1) {
  -webkit-animation-delay: 16s;
  -moz-animation-delay: 16s;
  -o-animation-delay: 16s;
  animation-delay: 16s;
}
#cf4a img:nth-of-type(2) {
  -webkit-animation-delay: 12s;
  -moz-animation-delay: 12a;
  -o-animation-delay: 12s;
  animation-delay: 12s;
}
#cf4a img:nth-of-type(3) {
  -webkit-animation-delay: 8s;
  -moz-animation-delay: 8s;
  -o-animation-delay: 8s;
  animation-delay: 8s;
}
#cf4a img:nth-of-type(4) {
  -webkit-animation-delay: 4s;
  -moz-animation-delay: 4s;
  -o-animation-delay: 4s;
  animation-delay: 4s;
}
#cf4a img:nth-of-type(5) {
  -webkit-animation-delay: 0;
  -moz-animation-delay: 0;
  -o-animation-delay: 0;
  animation-delay: 0;
}