@keyframes fade {
  0%   { opacity: 1; }
  2%   { opacity: 1; }
  4%  { opacity: 1; }
  6%  { opacity: 1; }
  8% { opacity: 1; }
  10%   { opacity: 1; }
  12%   { opacity: 1; }
  14%  { opacity: 1; }
  16%  { opacity: 1; }
  18% { opacity: 1; }
  20%   { opacity: 1; }
  22%   { opacity: 1; }
  24%  { opacity: 1; }
  26%  { opacity: 1; }
  28% { opacity: 1; }
  30%   { opacity: 1; }
  32%   { opacity: 1; }
  34%  { opacity: 1; }
  36%  { opacity: 1; }
  38% { opacity: 1; }
  40%   { opacity: 1; }
  42%   { opacity: 1; }
  44%  { opacity: 1; }
  46%  { opacity: 1; }
  48% { opacity: 1; }
  50%   { opacity: 1; }
  52%   { opacity: 1; }
  54%  { opacity: 1; }
  56%  { opacity: 1; }
  58% { opacity: 1; }
  60%   { opacity: 1; }
  62%   { opacity: 1; }
  64%  { opacity: 1; }
  66%  { opacity: 1; }
  68% { opacity: 1; }
  70%   { opacity: 1; }
  72%   { opacity: 1; }
  74%  { opacity: 1; }
  76%  { opacity: 1; }
  78% { opacity: 1; }
  80%   { opacity: 1; }
  82%   { opacity: 1; }
  84%  { opacity: 1; }
  86%  { opacity: 1; }
  88% { opacity: 1; }
  90%   { opacity: 1; }
  92%   { opacity: 1; }
  94%  { opacity: 1; }
  96%  { opacity: 1; }
  98% { opacity: 1; }
  100%   { opacity: 1; }

}

.fadein { position:relative; width:100%;}
.fadein img { position:absolute; width:100%; left:0; right:0; opacity:0; animation-name: fade; animation-duration: 80s; animation-iteration-count: infinite; }
.fadein img:nth-child(1) { animation-delay: 2s;  }
.fadein img:nth-child(2) { animation-delay: 4s;  }
.fadein img:nth-child(3) { animation-delay: 6s;  }
.fadein img:nth-child(4) { animation-delay: 8s;  }
.fadein img:nth-child(5) { animation-delay: 10s;  }
.fadein img:nth-child(6) { animation-delay: 12s;  }
.fadein img:nth-child(7) { animation-delay: 14s;  }
.fadein img:nth-child(8) { animation-delay: 16s;  }
.fadein img:nth-child(9) { animation-delay: 18s;  }
.fadein img:nth-child(10) { animation-delay: 20s;  }
.fadein img:nth-child(11) { animation-delay: 22s;  }
.fadein img:nth-child(12) { animation-delay: 24s;  }
.fadein img:nth-child(13) { animation-delay: 26s;  }
.fadein img:nth-child(14) { animation-delay: 28s;  }
.fadein img:nth-child(15) { animation-delay: 30s;  }
.fadein img:nth-child(16) { animation-delay: 32s;  }
.fadein img:nth-child(17) { animation-delay: 34s;  }
.fadein img:nth-child(18) { animation-delay: 36s;  }
.fadein img:nth-child(19) { animation-delay: 38s;  }
.fadein img:nth-child(20) { animation-delay: 40s;  }
.fadein img:nth-child(21) { animation-delay: 42s;  }
.fadein img:nth-child(22) { animation-delay: 44s;  }
.fadein img:nth-child(23) { animation-delay: 46s;  }
.fadein img:nth-child(24) { animation-delay: 48s;  }
.fadein img:nth-child(25) { animation-delay: 50s;  }
.fadein img:nth-child(26) { animation-delay: 52s;  }
.fadein img:nth-child(27) { animation-delay: 54s;  }
.fadein img:nth-child(28) { animation-delay: 56s;  }
.fadein img:nth-child(29) { animation-delay: 58s;  }
.fadein img:nth-child(30) { animation-delay: 60s;  }
.fadein img:nth-child(31) { animation-delay: 62s;  }
.fadein img:nth-child(32) { animation-delay: 64s;  }
.fadein img:nth-child(33) { animation-delay: 66s;  }
.fadein img:nth-child(34) { animation-delay: 68s;  }
.fadein img:nth-child(35) { animation-delay: 70s;  }
.fadein img:nth-child(36) { animation-delay: 72s;  }
.fadein img:nth-child(37) { animation-delay: 74s;  }
.fadein img:nth-child(38) { animation-delay: 76s;  }
.fadein img:nth-child(39) { animation-delay: 78s;  }
.fadein img:nth-child(40) { animation-delay: 80s;  }
.fadein img:nth-child(41) { animation-delay: 82s;  }