.banner-k{position:relative;}
.down-page {
  position: absolute;
  width: 65px;
  height: 65px;
  line-height: 65px;
  border: 1px dashed rgba(255,255,255,0.7);
  border-radius: 50%;
  left: 50%;
  bottom: 75px;
  transform: translateX(-50%);
  z-index: 9;
  font-size: 0;
  text-align: center;
  cursor: pointer;}

.down-page>img {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(50%);
  display: block;
  animation: move 1.5s infinite ease-in-out;
  cursor: pointer;}

@keyframes move {

  0%,
  100% {
    top: 0;}

  50% {
    top: 10px;}
}

@media screen and (max-width: 1024px) {
.down-page {
    display: none;}
}