body {
  background: black;
  width: 753px;
  position: relative;
  margin-left: auto;
  margin-right: auto;
  color: white;
  font-family: MS UI Gothic, arial;
  text-align: left;
}
.main {
  font-size: 12px;
  margin-top: 100px;
  border: solid 1px #fff;
}
.title
{
  border: white solid 1px;
  margin: 20px;
  background: url(shinfile/shinseiback.jpg);
}





.blink {
  animation: blinker 1.5s linear infinite;
  color: red;
  text-align: center;
}

@keyframes blinker {
50% {
   opacity: 0;
    }
}