.frame .sns {
  padding-bottom: 2em;
  text-align: right;
}

.cat,
.cat1 {
  position: fixed;
  bottom: 20px;
  right: -100px;
  width: 100px;
  height: 100px;
  background-image: url("/assets/modified_cat.gif");
  background-size: cover;
  animation: run 6s linear infinite;
}
.cat1 {
  bottom: 90px;
  animation: run 5s linear infinite;
}
@keyframes run {
  0% {
    right: -100px;
  }
  50% {
    right: 50%;
  }
  100% {
    right: 100%;
  }
}